<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2020 Workiva-->
<!--r:b9463d06-a484-4213-8414-137c775b7aa3,g:bbf987c4-22ab-4767-93cd-5da5fc498eed-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/CoverPage" xlink:type="simple" xlink:href="wgo-20200829.xsd#CoverPage"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/CoverPage" xlink:type="extended" id="iebac632ae3f449e696bcbf3f2bb90cea_CoverPage"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncome" xlink:type="simple" xlink:href="wgo-20200829.xsd#ConsolidatedStatementsofOperationsandComprehensiveIncome"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncome" xlink:type="extended" id="i058f2024f4944697a6cb40ac916f14db_ConsolidatedStatementsofOperationsandComprehensiveIncome"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ConsolidatedStatementsofIncomeandComprehensiveIncomeParenthetical" xlink:type="simple" xlink:href="wgo-20200829.xsd#ConsolidatedStatementsofIncomeandComprehensiveIncomeParenthetical"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ConsolidatedStatementsofIncomeandComprehensiveIncomeParenthetical" xlink:type="extended" id="i76fd8755b0534c3ca9a68eadb5dd40fc_ConsolidatedStatementsofIncomeandComprehensiveIncomeParenthetical"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="wgo-20200829.xsd#ConsolidatedBalanceSheets"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ConsolidatedBalanceSheets" xlink:type="extended" id="id77e0636419f462d99d06fc8d940d9f6_ConsolidatedBalanceSheets"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="wgo-20200829.xsd#ConsolidatedBalanceSheetsParenthetical"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="extended" id="i5d42db3634484ac7a1c34be150f2baee_ConsolidatedBalanceSheetsParenthetical"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="wgo-20200829.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended" id="i24d52f3aea2b474481d472f2f2e59ce1_ConsolidatedStatementsofCashFlows"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ConsolidatedStatementsofChangesinStockholdersEquity" xlink:type="simple" xlink:href="wgo-20200829.xsd#ConsolidatedStatementsofChangesinStockholdersEquity"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ConsolidatedStatementsofChangesinStockholdersEquity" xlink:type="extended" id="i2fa563f4f8e44a0b900d857e7664c7da_ConsolidatedStatementsofChangesinStockholdersEquity">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_20e8d342-429e-41b2-b003-91a687906af4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_20e8d342-429e-41b2-b003-91a687906af4" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_0b894f1e-926b-43bf-8fce-bb55d9f19604" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_0b894f1e-926b-43bf-8fce-bb55d9f19604" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_553678ed-b777-4c5a-bfcf-afb59fd722b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_StockholdersEquity_553678ed-b777-4c5a-bfcf-afb59fd722b1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_StockBasedCompensationRequisiteServicePeriodRecognition_825cf99d-d49d-4927-82c7-97c39392dd37" xlink:href="wgo-20200829.xsd#wgo_StockBasedCompensationRequisiteServicePeriodRecognition"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_wgo_StockBasedCompensationRequisiteServicePeriodRecognition_825cf99d-d49d-4927-82c7-97c39392dd37" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_StockBasedCompensationRequisiteServicePeriodRecognitionShares_3e42cd55-9c7e-42d1-9865-52275ddd8cac" xlink:href="wgo-20200829.xsd#wgo_StockBasedCompensationRequisiteServicePeriodRecognitionShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_wgo_StockBasedCompensationRequisiteServicePeriodRecognitionShares_3e42cd55-9c7e-42d1-9865-52275ddd8cac" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_7c6ec4db-c23d-46ff-9630-444b1f624a9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_7c6ec4db-c23d-46ff-9630-444b1f624a9d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_9b19e512-e8d5-4bb5-a562-d8ee03a28973" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_9b19e512-e8d5-4bb5-a562-d8ee03a28973" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_1a04a2d5-22bc-42ca-92ef-8c3670d88ea7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_1a04a2d5-22bc-42ca-92ef-8c3670d88ea7" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueAcquisitions_c51dc96a-1ee7-487b-8909-d4ee684588b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueAcquisitions_c51dc96a-1ee7-487b-8909-d4ee684588b9" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodShares_6130884b-1327-48a4-a8c5-4844aa401192" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodShares_6130884b-1327-48a4-a8c5-4844aa401192" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodValue_1e5e2fd7-0a18-41e0-b1c8-8c2376ad4b92" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodValue_1e5e2fd7-0a18-41e0-b1c8-8c2376ad4b92" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStockCash_691af1e1-a00a-4e1c-a81c-92f030c9b396" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsCommonStockCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_DividendsCommonStockCash_691af1e1-a00a-4e1c-a81c-92f030c9b396" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_c0c93029-7bcf-40f4-934d-fc146bf60866" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_c0c93029-7bcf-40f4-934d-fc146bf60866" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_54a5c796-862e-4a15-b24c-1868a40b3f2e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_54a5c796-862e-4a15-b24c-1868a40b3f2e" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_813a76f5-240f-4403-8674-248cd4a55cda" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_813a76f5-240f-4403-8674-248cd4a55cda" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_f3e46603-04e9-43df-97a7-2019236ccbae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_f3e46603-04e9-43df-97a7-2019236ccbae" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_cea7f638-8f3d-480b-bbba-ed2d8a1f03ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_cea7f638-8f3d-480b-bbba-ed2d8a1f03ff" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_03b3b838-d6d2-40fd-8997-083f57a0711f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_03b3b838-d6d2-40fd-8997-083f57a0711f" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_70c8ad0a-2365-4424-bfce-9abce449b428" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_70c8ad0a-2365-4424-bfce-9abce449b428" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_7888b0d9-43ec-4a75-b6ee-39636481e9ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8677caa2-5e87-4d13-a367-97004188591d" xlink:to="loc_us-gaap_NetIncomeLoss_7888b0d9-43ec-4a75-b6ee-39636481e9ee" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_a14de792-2bea-46af-bd70-20ed26dd51e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_9bfd883a-4b8d-42e1-9d94-b1cb030a06bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_d13cd896-af08-4909-b498-cecbb20fbd7c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_20e8d342-429e-41b2-b003-91a687906af4" xlink:to="loc_us-gaap_StatementTable_d13cd896-af08-4909-b498-cecbb20fbd7c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_a3430278-e0d0-46bd-8d97-7fc46ad4de3c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_d13cd896-af08-4909-b498-cecbb20fbd7c" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_a3430278-e0d0-46bd-8d97-7fc46ad4de3c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_a3430278-e0d0-46bd-8d97-7fc46ad4de3c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_a3430278-e0d0-46bd-8d97-7fc46ad4de3c" xlink:to="loc_us-gaap_EquityComponentDomain_a3430278-e0d0-46bd-8d97-7fc46ad4de3c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_2f816a78-3e52-4813-8f6e-e3c11da9aed2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_a3430278-e0d0-46bd-8d97-7fc46ad4de3c" xlink:to="loc_us-gaap_EquityComponentDomain_2f816a78-3e52-4813-8f6e-e3c11da9aed2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_a7dfc0ef-c5bd-4274-9918-3dbaaa94cf42" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f816a78-3e52-4813-8f6e-e3c11da9aed2" xlink:to="loc_us-gaap_CommonStockMember_a7dfc0ef-c5bd-4274-9918-3dbaaa94cf42" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_1f71ce54-a86b-40b5-b2ce-38d441c1276b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f816a78-3e52-4813-8f6e-e3c11da9aed2" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_1f71ce54-a86b-40b5-b2ce-38d441c1276b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_bb2d5b24-351b-4929-9ccf-a05a8964b6b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f816a78-3e52-4813-8f6e-e3c11da9aed2" xlink:to="loc_us-gaap_RetainedEarningsMember_bb2d5b24-351b-4929-9ccf-a05a8964b6b9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_eee2d0a6-bb23-4d53-9d26-cdb795527224" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f816a78-3e52-4813-8f6e-e3c11da9aed2" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_eee2d0a6-bb23-4d53-9d26-cdb795527224" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockMember_44c80b9c-0289-4a29-b12a-d8659fcdd14f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f816a78-3e52-4813-8f6e-e3c11da9aed2" xlink:to="loc_us-gaap_TreasuryStockMember_44c80b9c-0289-4a29-b12a-d8659fcdd14f" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ConsolidatedStatementsofChangesinStockholdersEquityParenthetical" xlink:type="simple" xlink:href="wgo-20200829.xsd#ConsolidatedStatementsofChangesinStockholdersEquityParenthetical"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ConsolidatedStatementsofChangesinStockholdersEquityParenthetical" xlink:type="extended" id="iba9db562a6c149ca856b20ddae9aaac5_ConsolidatedStatementsofChangesinStockholdersEquityParenthetical"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPolicies" xlink:type="simple" xlink:href="wgo-20200829.xsd#SummaryofSignificantAccountingPolicies"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPolicies" xlink:type="extended" id="iae21c637635144329d4afee8cdd75786_SummaryofSignificantAccountingPolicies"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="wgo-20200829.xsd#SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended" id="i145a6314a34c4aaa80e9a49ce65c50f0_SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#SummaryofSignificantAccountingPoliciesTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesTables" xlink:type="extended" id="i741771234ac14274abe70c7fee0ffd93_SummaryofSignificantAccountingPoliciesTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended" id="i193029e84f4644ff90f89dbcd1c67f3d_SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesPropertyandEquipmentDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#SummaryofSignificantAccountingPoliciesPropertyandEquipmentDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesPropertyandEquipmentDetails" xlink:type="extended" id="i4b90778b22724d0ab830720556b52e56_SummaryofSignificantAccountingPoliciesPropertyandEquipmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_b2d77284-b309-48e6-9a26-48d56313d64b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_db681941-83e2-4bd0-aa5e-f450cb7cf19e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_b2d77284-b309-48e6-9a26-48d56313d64b" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_db681941-83e2-4bd0-aa5e-f450cb7cf19e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a06464dc-cf46-4abb-8b12-466526a36d28" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_b2d77284-b309-48e6-9a26-48d56313d64b" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a06464dc-cf46-4abb-8b12-466526a36d28" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_8029cfc1-79f1-48a8-bfd6-f962017f850f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a06464dc-cf46-4abb-8b12-466526a36d28" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_8029cfc1-79f1-48a8-bfd6-f962017f850f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8029cfc1-79f1-48a8-bfd6-f962017f850f_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_8029cfc1-79f1-48a8-bfd6-f962017f850f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8029cfc1-79f1-48a8-bfd6-f962017f850f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_7d36fb40-e3a0-443f-a44a-704f0b7f9650" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_8029cfc1-79f1-48a8-bfd6-f962017f850f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_7d36fb40-e3a0-443f-a44a-704f0b7f9650" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingMember_73c569f9-e969-4494-add6-d84c00e9711f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BuildingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_7d36fb40-e3a0-443f-a44a-704f0b7f9650" xlink:to="loc_us-gaap_BuildingMember_73c569f9-e969-4494-add6-d84c00e9711f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MachineryAndEquipmentMember_08665260-5fa2-49cd-9dd4-83435436d8d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MachineryAndEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_7d36fb40-e3a0-443f-a44a-704f0b7f9650" xlink:to="loc_us-gaap_MachineryAndEquipmentMember_08665260-5fa2-49cd-9dd4-83435436d8d1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_e3843ea7-69d3-4da9-998d-1a9d5ed6c823" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SoftwareAndSoftwareDevelopmentCostsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_7d36fb40-e3a0-443f-a44a-704f0b7f9650" xlink:to="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_e3843ea7-69d3-4da9-998d-1a9d5ed6c823" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransportationEquipmentMember_4cb7c703-a042-4f63-86c3-7486ba7e62f6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransportationEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_7d36fb40-e3a0-443f-a44a-704f0b7f9650" xlink:to="loc_us-gaap_TransportationEquipmentMember_4cb7c703-a042-4f63-86c3-7486ba7e62f6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_05ce42ab-dce7-4e09-bfcd-7516557e4854" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a06464dc-cf46-4abb-8b12-466526a36d28" xlink:to="loc_srt_RangeAxis_05ce42ab-dce7-4e09-bfcd-7516557e4854" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_05ce42ab-dce7-4e09-bfcd-7516557e4854_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_05ce42ab-dce7-4e09-bfcd-7516557e4854" xlink:to="loc_srt_RangeMember_05ce42ab-dce7-4e09-bfcd-7516557e4854_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_9bf6bdee-8ae8-4578-b7ae-49c52781b292" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_05ce42ab-dce7-4e09-bfcd-7516557e4854" xlink:to="loc_srt_RangeMember_9bf6bdee-8ae8-4578-b7ae-49c52781b292" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_5d924186-cfdc-4216-b9a9-172912270001" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9bf6bdee-8ae8-4578-b7ae-49c52781b292" xlink:to="loc_srt_MinimumMember_5d924186-cfdc-4216-b9a9-172912270001" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_ec0248e1-bb7b-4cf7-9a24-22a8c1bebe85" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9bf6bdee-8ae8-4578-b7ae-49c52781b292" xlink:to="loc_srt_MaximumMember_ec0248e1-bb7b-4cf7-9a24-22a8c1bebe85" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesBalanceSheetImpactsbyAdoptionofLeasesAccountingStandardUpdateDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#SummaryofSignificantAccountingPoliciesBalanceSheetImpactsbyAdoptionofLeasesAccountingStandardUpdateDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/SummaryofSignificantAccountingPoliciesBalanceSheetImpactsbyAdoptionofLeasesAccountingStandardUpdateDetails" xlink:type="extended" id="ifdbd1cc45d8d4f4eaa68497b555c29d2_SummaryofSignificantAccountingPoliciesBalanceSheetImpactsbyAdoptionofLeasesAccountingStandardUpdateDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_bc80e848-4aa3-4b88-a839-1d2b824fcfe7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_42c81106-c112-430e-9e33-97b897211012" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_bc80e848-4aa3-4b88-a839-1d2b824fcfe7" xlink:to="loc_us-gaap_AssetsAbstract_42c81106-c112-430e-9e33-97b897211012" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_27e90d5d-f872-4690-bb82-c33c71983f31" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_42c81106-c112-430e-9e33-97b897211012" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_27e90d5d-f872-4690-bb82-c33c71983f31" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_5e6a0e2c-921f-4dde-b9f7-654b15070b60" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_42c81106-c112-430e-9e33-97b897211012" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_5e6a0e2c-921f-4dde-b9f7-654b15070b60" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_115931ab-15ec-443e-bd4a-bbce97a964ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_42c81106-c112-430e-9e33-97b897211012" xlink:to="loc_us-gaap_Assets_115931ab-15ec-443e-bd4a-bbce97a964ff" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_704e2afc-70c3-4544-b947-ed0172af0f8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_bc80e848-4aa3-4b88-a839-1d2b824fcfe7" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_704e2afc-70c3-4544-b947-ed0172af0f8c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_86f6de3e-f298-47ac-8abc-fb8372f7a888" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_704e2afc-70c3-4544-b947-ed0172af0f8c" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_86f6de3e-f298-47ac-8abc-fb8372f7a888" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_d5c970f9-0888-420a-951e-ab0ae8ab5ed9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_704e2afc-70c3-4544-b947-ed0172af0f8c" xlink:to="loc_us-gaap_LiabilitiesCurrent_d5c970f9-0888-420a-951e-ab0ae8ab5ed9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_01463e27-72d5-4771-aa61-0700d154b80b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_704e2afc-70c3-4544-b947-ed0172af0f8c" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_01463e27-72d5-4771-aa61-0700d154b80b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_978adda4-9f75-4ed8-8746-0cbec9a4c7e2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_704e2afc-70c3-4544-b947-ed0172af0f8c" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_978adda4-9f75-4ed8-8746-0cbec9a4c7e2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_3d030610-f8ba-4a2d-8a58-2968d365e51a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_704e2afc-70c3-4544-b947-ed0172af0f8c" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_3d030610-f8ba-4a2d-8a58-2968d365e51a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_192280cc-e7da-48f8-ac07-e064a55292c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_bc80e848-4aa3-4b88-a839-1d2b824fcfe7" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_192280cc-e7da-48f8-ac07-e064a55292c1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_dd1374da-1812-4951-97a6-0025cd644e34" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_192280cc-e7da-48f8-ac07-e064a55292c1" xlink:to="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_dd1374da-1812-4951-97a6-0025cd644e34" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_dd1374da-1812-4951-97a6-0025cd644e34_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_dd1374da-1812-4951-97a6-0025cd644e34" xlink:to="loc_us-gaap_TypeOfAdoptionMember_dd1374da-1812-4951-97a6-0025cd644e34_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_c29d8da4-d606-4bca-b940-1cd3d1593012" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_dd1374da-1812-4951-97a6-0025cd644e34" xlink:to="loc_us-gaap_TypeOfAdoptionMember_c29d8da4-d606-4bca-b940-1cd3d1593012" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201602Member_8e7ca710-2523-4876-941a-4896808e1ba1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingStandardsUpdate201602Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfAdoptionMember_c29d8da4-d606-4bca-b940-1cd3d1593012" xlink:to="loc_us-gaap_AccountingStandardsUpdate201602Member_8e7ca710-2523-4876-941a-4896808e1ba1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_bc9c760a-8ad5-4330-8db3-17b91e0615e4" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_192280cc-e7da-48f8-ac07-e064a55292c1" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_bc9c760a-8ad5-4330-8db3-17b91e0615e4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_bc9c760a-8ad5-4330-8db3-17b91e0615e4_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_bc9c760a-8ad5-4330-8db3-17b91e0615e4" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_bc9c760a-8ad5-4330-8db3-17b91e0615e4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_0ce1a842-f89b-47db-a0e4-1c66ca2afe3c" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_bc9c760a-8ad5-4330-8db3-17b91e0615e4" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_0ce1a842-f89b-47db-a0e4-1c66ca2afe3c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_f0ea599c-4d5b-4a82-9c17-ceac71638d8a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_0ce1a842-f89b-47db-a0e4-1c66ca2afe3c" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_f0ea599c-4d5b-4a82-9c17-ceac71638d8a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember_c1aced68-33d3-4ac3-9534-e9c2cc5cc4f9" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_0ce1a842-f89b-47db-a0e4-1c66ca2afe3c" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember_c1aced68-33d3-4ac3-9534-e9c2cc5cc4f9" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessCombination" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessCombination"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessCombination" xlink:type="extended" id="i25a090f4362d4f9496b4dda001a0e8de_BusinessCombination"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessCombinationTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessCombinationTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessCombinationTables" xlink:type="extended" id="i9fcbdeaf83e145e9a9c67b2243823b6c_BusinessCombinationTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessCombinationNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessCombinationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessCombinationNarrativeDetails" xlink:type="extended" id="i4842d2cb7b88400fa4d9d51a03835dcf_BusinessCombinationNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_2bb78751-9c6a-4e6c-9247-4a49100f7a86" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_aa9e1505-3596-4377-8541-eb78b8fcbaeb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_2bb78751-9c6a-4e6c-9247-4a49100f7a86" xlink:to="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_aa9e1505-3596-4377-8541-eb78b8fcbaeb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_BusinessCombinationStepAcquisitionEquityInterestInAcquireePercentageDiscount_2a3b26d4-98ab-4dd7-aab8-7179d3ad6d77" xlink:href="wgo-20200829.xsd#wgo_BusinessCombinationStepAcquisitionEquityInterestInAcquireePercentageDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_2bb78751-9c6a-4e6c-9247-4a49100f7a86" xlink:to="loc_wgo_BusinessCombinationStepAcquisitionEquityInterestInAcquireePercentageDiscount_2a3b26d4-98ab-4dd7-aab8-7179d3ad6d77" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentsRelatedToPreviousPeriod_c1662843-4e99-4571-bb48-072799890044" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentsRelatedToPreviousPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_2bb78751-9c6a-4e6c-9247-4a49100f7a86" xlink:to="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentsRelatedToPreviousPeriod_c1662843-4e99-4571-bb48-072799890044" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_6d850511-22d5-4f55-ab43-6f4031af3354" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_2bb78751-9c6a-4e6c-9247-4a49100f7a86" xlink:to="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_6d850511-22d5-4f55-ab43-6f4031af3354" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresAcquisitionCostExpensed_bbfd13ff-6edd-4f18-8da1-a56b9a2d9b97" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresAcquisitionCostExpensed"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_2bb78751-9c6a-4e6c-9247-4a49100f7a86" xlink:to="loc_us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresAcquisitionCostExpensed_bbfd13ff-6edd-4f18-8da1-a56b9a2d9b97" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_e29a6bc9-cb05-486c-a780-16f8039434ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_2bb78751-9c6a-4e6c-9247-4a49100f7a86" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_e29a6bc9-cb05-486c-a780-16f8039434ac" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_31edc80b-ee75-42f2-83dc-359ffa1fe38a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_2bb78751-9c6a-4e6c-9247-4a49100f7a86" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_31edc80b-ee75-42f2-83dc-359ffa1fe38a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_49ecd032-f9b1-4e89-a090-a873c177f838" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_31edc80b-ee75-42f2-83dc-359ffa1fe38a" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_49ecd032-f9b1-4e89-a090-a873c177f838" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_49ecd032-f9b1-4e89-a090-a873c177f838_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_49ecd032-f9b1-4e89-a090-a873c177f838" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_49ecd032-f9b1-4e89-a090-a873c177f838_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_936d59d7-4c6f-40ea-972c-242cade25cf0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_49ecd032-f9b1-4e89-a090-a873c177f838" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_936d59d7-4c6f-40ea-972c-242cade25cf0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_b2d9bde3-db79-4778-8d89-069d412cf8d3" xlink:href="wgo-20200829.xsd#wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_936d59d7-4c6f-40ea-972c-242cade25cf0" xlink:to="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_b2d9bde3-db79-4778-8d89-069d412cf8d3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ChrisCraftUSAIncMember_c294512c-f0b4-4438-a7c4-ee334a659f22" xlink:href="wgo-20200829.xsd#wgo_ChrisCraftUSAIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_936d59d7-4c6f-40ea-972c-242cade25cf0" xlink:to="loc_wgo_ChrisCraftUSAIncMember_c294512c-f0b4-4438-a7c4-ee334a659f22" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessCombinationsConsiderationPaidDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessCombinationsConsiderationPaidDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessCombinationsConsiderationPaidDetails" xlink:type="extended" id="i1e6b66da528c445e8c4cb46d19fa7549_BusinessCombinationsConsiderationPaidDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_8a24f66a-68f6-4e99-af8b-700f9a15cd0f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_d892d34e-fc45-41ce-b4a6-1dae40d11518" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_8a24f66a-68f6-4e99-af8b-700f9a15cd0f" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_d892d34e-fc45-41ce-b4a6-1dae40d11518" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_29be2d9b-fdc0-4e53-a4f5-4a27ceaefd76" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_8a24f66a-68f6-4e99-af8b-700f9a15cd0f" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_29be2d9b-fdc0-4e53-a4f5-4a27ceaefd76" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_45874cb3-3d27-49e7-a08a-7d09b0573095" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_8a24f66a-68f6-4e99-af8b-700f9a15cd0f" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferred1_45874cb3-3d27-49e7-a08a-7d09b0573095" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_5f340a7d-4d48-4ef4-bc8b-a4ec596425ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_8a24f66a-68f6-4e99-af8b-700f9a15cd0f" xlink:to="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_5f340a7d-4d48-4ef4-bc8b-a4ec596425ba" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionSharePrice_d1242afa-f6b5-404b-ab8d-29ce3c6a81d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionSharePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_8a24f66a-68f6-4e99-af8b-700f9a15cd0f" xlink:to="loc_us-gaap_BusinessAcquisitionSharePrice_d1242afa-f6b5-404b-ab8d-29ce3c6a81d6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_4701a8b5-8b7d-4a17-8fe8-27b5084e6eef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_8a24f66a-68f6-4e99-af8b-700f9a15cd0f" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_4701a8b5-8b7d-4a17-8fe8-27b5084e6eef" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_7ca52b8f-bb59-4631-ac0a-d5e408e730af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_4701a8b5-8b7d-4a17-8fe8-27b5084e6eef" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_7ca52b8f-bb59-4631-ac0a-d5e408e730af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7ca52b8f-bb59-4631-ac0a-d5e408e730af_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_7ca52b8f-bb59-4631-ac0a-d5e408e730af" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7ca52b8f-bb59-4631-ac0a-d5e408e730af_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7da8d0d2-5de0-4f4d-a6e6-680f8b75d4eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_7ca52b8f-bb59-4631-ac0a-d5e408e730af" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7da8d0d2-5de0-4f4d-a6e6-680f8b75d4eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_025f3b51-0e04-4fb8-9c81-3ea8b3ecd41e" xlink:href="wgo-20200829.xsd#wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7da8d0d2-5de0-4f4d-a6e6-680f8b75d4eb" xlink:to="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_025f3b51-0e04-4fb8-9c81-3ea8b3ecd41e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessCombinationsScheduleofPreliminaryFairValuesAssignedDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessCombinationsScheduleofPreliminaryFairValuesAssignedDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessCombinationsScheduleofPreliminaryFairValuesAssignedDetails" xlink:type="extended" id="if8ee23d0ac864ebb831902a9eec7f247_BusinessCombinationsScheduleofPreliminaryFairValuesAssignedDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_f9cb32f0-819f-4f6c-89d9-64c2f28d4b9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_f9cb32f0-819f-4f6c-89d9-64c2f28d4b9f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_ae33f547-d861-420b-8d22-89e608a4ed82" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_ae33f547-d861-420b-8d22-89e608a4ed82" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_005ac6dc-68ea-49cb-9dca-9880a139dd50" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_005ac6dc-68ea-49cb-9dca-9880a139dd50" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_719a6f16-3cab-4748-8954-78b48879c3e2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_719a6f16-3cab-4748-8954-78b48879c3e2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_6f180d59-39d4-42bf-b689-a4540012f5d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_6f180d59-39d4-42bf-b689-a4540012f5d1" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_d3b92034-fb54-4a0b-b0de-18342140f0a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_Goodwill_d3b92034-fb54-4a0b-b0de-18342140f0a8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_b1e22fec-f38d-4891-8695-c767a8176406" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_b1e22fec-f38d-4891-8695-c767a8176406" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_8426f5cd-bd1d-46ea-b662-d3d5fd7febee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_8426f5cd-bd1d-46ea-b662-d3d5fd7febee" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable_d7de9d86-dda5-4b6d-ade6-ab70b8516f4f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable_d7de9d86-dda5-4b6d-ade6-ab70b8516f4f" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedLiabilities_f0373248-6d8b-4382-b693-2390a1d3f75f" xlink:href="wgo-20200829.xsd#wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedLiabilities_f0373248-6d8b-4382-b693-2390a1d3f75f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesProductWarrantyAccrual_87ab6b75-a278-4771-b8af-cf4f1c8d8918" xlink:href="wgo-20200829.xsd#wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesProductWarrantyAccrual"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesProductWarrantyAccrual_87ab6b75-a278-4771-b8af-cf4f1c8d8918" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedMarketingCosts_26a40d62-8e01-43ea-933b-1937db6c98e5" xlink:href="wgo-20200829.xsd#wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedMarketingCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_wgo_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedMarketingCosts_26a40d62-8e01-43ea-933b-1937db6c98e5" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_77de7c51-43fe-4833-897a-78da3c9b0a83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_77de7c51-43fe-4833-897a-78da3c9b0a83" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_69418990-fa8a-406b-9b7f-232a23c5e5f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_69418990-fa8a-406b-9b7f-232a23c5e5f1" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_158e856c-0b5f-4d0b-b2ac-8cc9e0dce2de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_158e856c-0b5f-4d0b-b2ac-8cc9e0dce2de" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_b47a3733-b6ca-4cbc-b559-8a5c27f8048f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_b47a3733-b6ca-4cbc-b559-8a5c27f8048f" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_ea36eaaf-3a4f-4be7-bb07-b6222dc79c6e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb048a45-958f-48cc-9c88-3ea261df9ba6" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_ea36eaaf-3a4f-4be7-bb07-b6222dc79c6e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_89f2202d-40d3-43bd-ab23-62173bf25742" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_ea36eaaf-3a4f-4be7-bb07-b6222dc79c6e" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_89f2202d-40d3-43bd-ab23-62173bf25742" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_89f2202d-40d3-43bd-ab23-62173bf25742_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_89f2202d-40d3-43bd-ab23-62173bf25742" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_89f2202d-40d3-43bd-ab23-62173bf25742_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_884ad190-4326-4d34-95e5-a329982927a0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_89f2202d-40d3-43bd-ab23-62173bf25742" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_884ad190-4326-4d34-95e5-a329982927a0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_2a53960b-b341-483c-9eb4-5cf3e5dfd514" xlink:href="wgo-20200829.xsd#wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_884ad190-4326-4d34-95e5-a329982927a0" xlink:to="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_2a53960b-b341-483c-9eb4-5cf3e5dfd514" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessCombinationsScheduleofIntangibleAssetsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessCombinationsScheduleofIntangibleAssetsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessCombinationsScheduleofIntangibleAssetsDetails" xlink:type="extended" id="ic9bf9dd3b17842cda0d8c9a1dfb00891_BusinessCombinationsScheduleofIntangibleAssetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_5642132b-3ef8-4d95-957f-460862a217b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_65deef7e-7f7d-4881-94f4-c88093563cf0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5642132b-3ef8-4d95-957f-460862a217b9" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_65deef7e-7f7d-4881-94f4-c88093563cf0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_b2fbeaab-eb36-4c76-935e-1ad8718ab16f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5642132b-3ef8-4d95-957f-460862a217b9" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_b2fbeaab-eb36-4c76-935e-1ad8718ab16f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_041a05c0-f966-4c7c-9f45-31d2e7e478ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5642132b-3ef8-4d95-957f-460862a217b9" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_041a05c0-f966-4c7c-9f45-31d2e7e478ae" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_fdc3a517-1981-44ba-a4ef-5373afc3cfd9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_041a05c0-f966-4c7c-9f45-31d2e7e478ae" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_fdc3a517-1981-44ba-a4ef-5373afc3cfd9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_fdc3a517-1981-44ba-a4ef-5373afc3cfd9_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_fdc3a517-1981-44ba-a4ef-5373afc3cfd9" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_fdc3a517-1981-44ba-a4ef-5373afc3cfd9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_879e8126-4196-4df2-9830-36737e811bb7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_fdc3a517-1981-44ba-a4ef-5373afc3cfd9" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_879e8126-4196-4df2-9830-36737e811bb7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_fb9620ac-a0dd-42db-a595-48c8a54ba9c3" xlink:href="wgo-20200829.xsd#wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_879e8126-4196-4df2-9830-36737e811bb7" xlink:to="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_fb9620ac-a0dd-42db-a595-48c8a54ba9c3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_2a5846ed-74ab-4eb2-9826-9f7d58071907" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_041a05c0-f966-4c7c-9f45-31d2e7e478ae" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_2a5846ed-74ab-4eb2-9826-9f7d58071907" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_2a5846ed-74ab-4eb2-9826-9f7d58071907_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_2a5846ed-74ab-4eb2-9826-9f7d58071907" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_2a5846ed-74ab-4eb2-9826-9f7d58071907_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_cae23731-fc31-4545-bd5c-310836794648" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_2a5846ed-74ab-4eb2-9826-9f7d58071907" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_cae23731-fc31-4545-bd5c-310836794648" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradeNamesMember_8922933a-adee-4f8c-97b7-5d7b3ac75ba0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_cae23731-fc31-4545-bd5c-310836794648" xlink:to="loc_us-gaap_TradeNamesMember_8922933a-adee-4f8c-97b7-5d7b3ac75ba0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_933ef269-32fc-429d-86f7-7f9c5bc0f8d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_041a05c0-f966-4c7c-9f45-31d2e7e478ae" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_933ef269-32fc-429d-86f7-7f9c5bc0f8d1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_933ef269-32fc-429d-86f7-7f9c5bc0f8d1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_933ef269-32fc-429d-86f7-7f9c5bc0f8d1" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_933ef269-32fc-429d-86f7-7f9c5bc0f8d1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_3e5830ac-3ec3-4d01-8dcb-03d9ebc2e156" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_933ef269-32fc-429d-86f7-7f9c5bc0f8d1" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_3e5830ac-3ec3-4d01-8dcb-03d9ebc2e156" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DealerNetworkMember_925e70bb-3acf-4b01-a0be-35f9553193a9" xlink:href="wgo-20200829.xsd#wgo_DealerNetworkMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_3e5830ac-3ec3-4d01-8dcb-03d9ebc2e156" xlink:to="loc_wgo_DealerNetworkMember_925e70bb-3acf-4b01-a0be-35f9553193a9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrderOrProductionBacklogMember_7bacbd3d-cef5-4e98-bc6e-05b6a8bfed8d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrderOrProductionBacklogMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_3e5830ac-3ec3-4d01-8dcb-03d9ebc2e156" xlink:to="loc_us-gaap_OrderOrProductionBacklogMember_7bacbd3d-cef5-4e98-bc6e-05b6a8bfed8d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncompeteAgreementsMember_76881125-e00f-4f6b-ba96-d7be7f0ea675" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncompeteAgreementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_3e5830ac-3ec3-4d01-8dcb-03d9ebc2e156" xlink:to="loc_us-gaap_NoncompeteAgreementsMember_76881125-e00f-4f6b-ba96-d7be7f0ea675" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessCombinationsNetRevenuesandOperatingIncomeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessCombinationsNetRevenuesandOperatingIncomeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessCombinationsNetRevenuesandOperatingIncomeDetails" xlink:type="extended" id="id615889c12054deb8c0b0f9ad8fd38bd_BusinessCombinationsNetRevenuesandOperatingIncomeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_3f2e1a30-5fea-45c3-bf40-5b8a7df12ed9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_24e04405-6a0a-489b-9b04-db16ad3ae5ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_3f2e1a30-5fea-45c3-bf40-5b8a7df12ed9" xlink:to="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_24e04405-6a0a-489b-9b04-db16ad3ae5ad" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_38f53de3-2348-48d5-a853-975a75ba69bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_3f2e1a30-5fea-45c3-bf40-5b8a7df12ed9" xlink:to="loc_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_38f53de3-2348-48d5-a853-975a75ba69bf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_fd318a4c-4891-4a7b-a8e3-68980bb98144" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_3f2e1a30-5fea-45c3-bf40-5b8a7df12ed9" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_fd318a4c-4891-4a7b-a8e3-68980bb98144" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_ed6be342-a5ee-4b72-a7af-6516b51f00dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_fd318a4c-4891-4a7b-a8e3-68980bb98144" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_ed6be342-a5ee-4b72-a7af-6516b51f00dc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_ed6be342-a5ee-4b72-a7af-6516b51f00dc_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_ed6be342-a5ee-4b72-a7af-6516b51f00dc" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_ed6be342-a5ee-4b72-a7af-6516b51f00dc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_fd2a0e93-e7ee-4ff0-b813-0ffa1d8677c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_ed6be342-a5ee-4b72-a7af-6516b51f00dc" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_fd2a0e93-e7ee-4ff0-b813-0ffa1d8677c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_64e3f167-c6a5-48ad-82af-309bd39dfe03" xlink:href="wgo-20200829.xsd#wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_fd2a0e93-e7ee-4ff0-b813-0ffa1d8677c2" xlink:to="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_64e3f167-c6a5-48ad-82af-309bd39dfe03" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_d386d540-2d02-4aab-9d70-8759f637b1c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_fd318a4c-4891-4a7b-a8e3-68980bb98144" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_d386d540-2d02-4aab-9d70-8759f637b1c9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_d386d540-2d02-4aab-9d70-8759f637b1c9_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_d386d540-2d02-4aab-9d70-8759f637b1c9" xlink:to="loc_us-gaap_SegmentDomain_d386d540-2d02-4aab-9d70-8759f637b1c9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_41eb626f-1877-4e72-a89f-ff14c91744d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_d386d540-2d02-4aab-9d70-8759f637b1c9" xlink:to="loc_us-gaap_SegmentDomain_41eb626f-1877-4e72-a89f-ff14c91744d8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_MotorhomeSegmentMember_f1d60042-e071-4bd0-989d-e8e5783a6173" xlink:href="wgo-20200829.xsd#wgo_MotorhomeSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_41eb626f-1877-4e72-a89f-ff14c91744d8" xlink:to="loc_wgo_MotorhomeSegmentMember_f1d60042-e071-4bd0-989d-e8e5783a6173" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessCombinationsProFormaInformationDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessCombinationsProFormaInformationDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessCombinationsProFormaInformationDetails" xlink:type="extended" id="ibbbea96cd9b24242b4ae0c069f213ae4_BusinessCombinationsProFormaInformationDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_13389600-36e4-4a61-97e6-13ba465b9511" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_7cbba065-2af2-406f-b7dd-907e5166415b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_13389600-36e4-4a61-97e6-13ba465b9511" xlink:to="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_7cbba065-2af2-406f-b7dd-907e5166415b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_54a1f2b9-1399-4368-a732-ea01248cd99a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_13389600-36e4-4a61-97e6-13ba465b9511" xlink:to="loc_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_54a1f2b9-1399-4368-a732-ea01248cd99a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_b150a955-4795-4ec7-84a9-9006bc3ad63e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_13389600-36e4-4a61-97e6-13ba465b9511" xlink:to="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_b150a955-4795-4ec7-84a9-9006bc3ad63e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_ee20ddc6-f16c-4c63-9bdc-3231bce567de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_13389600-36e4-4a61-97e6-13ba465b9511" xlink:to="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_ee20ddc6-f16c-4c63-9bdc-3231bce567de" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_d2aae45b-c424-4a4d-a2ef-e67e94e52614" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_13389600-36e4-4a61-97e6-13ba465b9511" xlink:to="loc_us-gaap_ProfitLoss_d2aae45b-c424-4a4d-a2ef-e67e94e52614" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresAcquisitionCostExpensed_aee62f5b-4ae9-494f-8117-4d1ca072d2ca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresAcquisitionCostExpensed"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_13389600-36e4-4a61-97e6-13ba465b9511" xlink:to="loc_us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresAcquisitionCostExpensed_aee62f5b-4ae9-494f-8117-4d1ca072d2ca" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_ab40eebb-895b-472e-bac2-c9ea7908c031" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_13389600-36e4-4a61-97e6-13ba465b9511" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_ab40eebb-895b-472e-bac2-c9ea7908c031" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_f600dba6-5471-45d4-bf64-7fe398639cc0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_ab40eebb-895b-472e-bac2-c9ea7908c031" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_f600dba6-5471-45d4-bf64-7fe398639cc0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_f600dba6-5471-45d4-bf64-7fe398639cc0_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_f600dba6-5471-45d4-bf64-7fe398639cc0" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_f600dba6-5471-45d4-bf64-7fe398639cc0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_0ebb22e9-5cc3-489d-b203-29a028ba180b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_f600dba6-5471-45d4-bf64-7fe398639cc0" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_0ebb22e9-5cc3-489d-b203-29a028ba180b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_5b304ca4-ed07-4c9c-9106-d6df5b12ff0a" xlink:href="wgo-20200829.xsd#wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_0ebb22e9-5cc3-489d-b203-29a028ba180b" xlink:to="loc_wgo_NewmarCorporationDutchRealEstateCorp.NewWayTransportandNewServMember_5b304ca4-ed07-4c9c-9106-d6df5b12ff0a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonrecurringAdjustmentAxis_830a42d4-4966-4ea1-bb31-2501744267c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonrecurringAdjustmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_ab40eebb-895b-472e-bac2-c9ea7908c031" xlink:to="loc_us-gaap_NonrecurringAdjustmentAxis_830a42d4-4966-4ea1-bb31-2501744267c1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonrecurringAdjustmentDomain_830a42d4-4966-4ea1-bb31-2501744267c1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonrecurringAdjustmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_NonrecurringAdjustmentAxis_830a42d4-4966-4ea1-bb31-2501744267c1" xlink:to="loc_us-gaap_NonrecurringAdjustmentDomain_830a42d4-4966-4ea1-bb31-2501744267c1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonrecurringAdjustmentDomain_272cdefd-0457-4a23-b167-464f53716ba7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonrecurringAdjustmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_NonrecurringAdjustmentAxis_830a42d4-4966-4ea1-bb31-2501744267c1" xlink:to="loc_us-gaap_NonrecurringAdjustmentDomain_272cdefd-0457-4a23-b167-464f53716ba7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_AmortizationofIntangibles1YearorLessUsefulLifeMember_20a499ac-af23-47ba-b738-52c3ce29b8a2" xlink:href="wgo-20200829.xsd#wgo_AmortizationofIntangibles1YearorLessUsefulLifeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonrecurringAdjustmentDomain_272cdefd-0457-4a23-b167-464f53716ba7" xlink:to="loc_wgo_AmortizationofIntangibles1YearorLessUsefulLifeMember_20a499ac-af23-47ba-b738-52c3ce29b8a2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_IncreaseinAmortizationofIntangiblesMember_84494e51-9fb2-4140-91e1-41e8a8addc9c" xlink:href="wgo-20200829.xsd#wgo_IncreaseinAmortizationofIntangiblesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonrecurringAdjustmentDomain_272cdefd-0457-4a23-b167-464f53716ba7" xlink:to="loc_wgo_IncreaseinAmortizationofIntangiblesMember_84494e51-9fb2-4140-91e1-41e8a8addc9c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ExpensesRelatedtoBusinessCombinationMember_e6671f15-653b-4663-a743-395732993381" xlink:href="wgo-20200829.xsd#wgo_ExpensesRelatedtoBusinessCombinationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonrecurringAdjustmentDomain_272cdefd-0457-4a23-b167-464f53716ba7" xlink:to="loc_wgo_ExpensesRelatedtoBusinessCombinationMember_e6671f15-653b-4663-a743-395732993381" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_InteresttoReflectNewDebtStructureMember_10ffaf3c-d9e2-4788-8909-194fb95fcdf2" xlink:href="wgo-20200829.xsd#wgo_InteresttoReflectNewDebtStructureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonrecurringAdjustmentDomain_272cdefd-0457-4a23-b167-464f53716ba7" xlink:to="loc_wgo_InteresttoReflectNewDebtStructureMember_10ffaf3c-d9e2-4788-8909-194fb95fcdf2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TaxesRelatedtotheAdjustmentstoTheProFormaMember_7b059dd5-df7a-4cb6-a4b3-c3b0e99d319b" xlink:href="wgo-20200829.xsd#wgo_TaxesRelatedtotheAdjustmentstoTheProFormaMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonrecurringAdjustmentDomain_272cdefd-0457-4a23-b167-464f53716ba7" xlink:to="loc_wgo_TaxesRelatedtotheAdjustmentstoTheProFormaMember_7b059dd5-df7a-4cb6-a4b3-c3b0e99d319b" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessSegments" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessSegments"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessSegments" xlink:type="extended" id="i090debb9cef84a77a774ab7d9db20232_BusinessSegments"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessSegmentsTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessSegmentsTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessSegmentsTables" xlink:type="extended" id="i55b19cf4df2b4370af8243bfe3535878_BusinessSegmentsTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessSegmentsInformationbyReportableSegmentDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessSegmentsInformationbyReportableSegmentDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessSegmentsInformationbyReportableSegmentDetails" xlink:type="extended" id="i406844cad69b4198812fd8ebde0ff015_BusinessSegmentsInformationbyReportableSegmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_93fe2e21-b9f8-48e0-bc24-959f24f4c063" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_NumberOfOperatingSegments_93fe2e21-b9f8-48e0-bc24-959f24f4c063" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_8edc77f8-2f3d-45e5-99f2-78188af61444" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_NumberOfReportableSegments_8edc77f8-2f3d-45e5-99f2-78188af61444" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_36aa9fa3-e0a6-400d-958a-27dfb24d94ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_36aa9fa3-e0a6-400d-958a-27dfb24d94ed" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_AdjustedEBITDA_6abc3c69-7ec8-4ba1-b410-c224605b88d8" xlink:href="wgo-20200829.xsd#wgo_AdjustedEBITDA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_wgo_AdjustedEBITDA_6abc3c69-7ec8-4ba1-b410-c224605b88d8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_d97c34c0-d08e-473a-9e90-b003c5e47f64" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_d97c34c0-d08e-473a-9e90-b003c5e47f64" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_cfb0918d-d3c4-4207-a104-539d91fd56b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_Assets_cfb0918d-d3c4-4207-a104-539d91fd56b9" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_fbb5a480-279b-4f25-a08e-9ca236135d12" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_NetIncomeLoss_fbb5a480-279b-4f25-a08e-9ca236135d12" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_72b829ad-1ea4-4fe5-af2f-9238a076e6f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_InterestExpense_72b829ad-1ea4-4fe5-af2f-9238a076e6f7" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_503f5022-c5ba-460d-a960-7a54973e4083" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_503f5022-c5ba-460d-a960-7a54973e4083" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_a6af7fbe-33c9-43b4-b886-af7bc5459162" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Depreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_Depreciation_a6af7fbe-33c9-43b4-b886-af7bc5459162" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_74c07702-fa26-4ee6-b8f4-9e5f1a4b9f04" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_74c07702-fa26-4ee6-b8f4-9e5f1a4b9f04" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_EBITDA_68246268-caaf-4523-a88e-f56941ddedbb" xlink:href="wgo-20200829.xsd#wgo_EBITDA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_wgo_EBITDA_68246268-caaf-4523-a88e-f56941ddedbb" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_BusinessCombinationFairValueInventoryStepUp_c0d4d243-c919-4da9-beb7-bcc27adca287" xlink:href="wgo-20200829.xsd#wgo_BusinessCombinationFairValueInventoryStepUp"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_wgo_BusinessCombinationFairValueInventoryStepUp_c0d4d243-c919-4da9-beb7-bcc27adca287" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_8541b835-88a0-40bc-8924-76decbd43aa5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_8541b835-88a0-40bc-8924-76decbd43aa5" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_RestructuringChargesExcludingDepreciation_c9c4d4f2-94e0-490d-8732-94466ffe5423" xlink:href="wgo-20200829.xsd#wgo_RestructuringChargesExcludingDepreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_wgo_RestructuringChargesExcludingDepreciation_c9c4d4f2-94e0-490d-8732-94466ffe5423" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_3acd0495-4584-43ce-9817-f2b79abf418f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_3acd0495-4584-43ce-9817-f2b79abf418f" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_AdjustedEBITDA_9ae6de6a-e36b-49f3-9fb2-99c33dbe72aa" xlink:href="wgo-20200829.xsd#wgo_AdjustedEBITDA"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_95e543d3-f37d-4521-9b01-6ecbd041ba80" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_218f64de-83e4-477e-b045-cc96f1cbc7e4" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_95e543d3-f37d-4521-9b01-6ecbd041ba80" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_b83c197e-1869-425a-867e-da71c4f327ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_95e543d3-f37d-4521-9b01-6ecbd041ba80" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_b83c197e-1869-425a-867e-da71c4f327ae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b83c197e-1869-425a-867e-da71c4f327ae_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b83c197e-1869-425a-867e-da71c4f327ae" xlink:to="loc_us-gaap_SegmentDomain_b83c197e-1869-425a-867e-da71c4f327ae_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_7a24eadf-cec3-4933-b7dd-db3cc16791a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b83c197e-1869-425a-867e-da71c4f327ae" xlink:to="loc_us-gaap_SegmentDomain_7a24eadf-cec3-4933-b7dd-db3cc16791a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TowableSegmentMember_c8e4d076-631f-408a-826d-674ea7c84c9d" xlink:href="wgo-20200829.xsd#wgo_TowableSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_7a24eadf-cec3-4933-b7dd-db3cc16791a8" xlink:to="loc_wgo_TowableSegmentMember_c8e4d076-631f-408a-826d-674ea7c84c9d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_MotorhomeSegmentMember_156b0cb1-14d9-4e0f-9f49-9875f05e3681" xlink:href="wgo-20200829.xsd#wgo_MotorhomeSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_7a24eadf-cec3-4933-b7dd-db3cc16791a8" xlink:to="loc_wgo_MotorhomeSegmentMember_156b0cb1-14d9-4e0f-9f49-9875f05e3681" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_e7f4d490-9819-4964-9cd6-0073b5366dad" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_95e543d3-f37d-4521-9b01-6ecbd041ba80" xlink:to="loc_srt_ConsolidationItemsAxis_e7f4d490-9819-4964-9cd6-0073b5366dad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_e7f4d490-9819-4964-9cd6-0073b5366dad_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_e7f4d490-9819-4964-9cd6-0073b5366dad" xlink:to="loc_srt_ConsolidationItemsDomain_e7f4d490-9819-4964-9cd6-0073b5366dad_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_c7823bdb-e650-4454-850c-7894a1ed378f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_e7f4d490-9819-4964-9cd6-0073b5366dad" xlink:to="loc_srt_ConsolidationItemsDomain_c7823bdb-e650-4454-850c-7894a1ed378f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_17b43def-7fc2-4d4a-b9cc-effa010ad7e5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_c7823bdb-e650-4454-850c-7894a1ed378f" xlink:to="loc_us-gaap_OperatingSegmentsMember_17b43def-7fc2-4d4a-b9cc-effa010ad7e5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_CorporateAndReconcilingItemsMember_747a6b72-f0b7-4b7c-8cec-0eec66b1f02c" xlink:href="wgo-20200829.xsd#wgo_CorporateAndReconcilingItemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_c7823bdb-e650-4454-850c-7894a1ed378f" xlink:to="loc_wgo_CorporateAndReconcilingItemsMember_747a6b72-f0b7-4b7c-8cec-0eec66b1f02c" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/BusinessSegmentsRevenuesbyGeographicAreaDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#BusinessSegmentsRevenuesbyGeographicAreaDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/BusinessSegmentsRevenuesbyGeographicAreaDetails" xlink:type="extended" id="ib75494c59a464111ba201c4569def701_BusinessSegmentsRevenuesbyGeographicAreaDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_2fb464ea-4225-49e2-95d1-087014148ee6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_984250cf-6d11-4d03-8f5c-56a000a7d49a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_2fb464ea-4225-49e2-95d1-087014148ee6" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_984250cf-6d11-4d03-8f5c-56a000a7d49a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_08f83695-fe0f-41a0-b749-9d45f2c39ae3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_2fb464ea-4225-49e2-95d1-087014148ee6" xlink:to="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_08f83695-fe0f-41a0-b749-9d45f2c39ae3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_4d194494-b847-4f54-8488-1bbae2ee2f0f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_08f83695-fe0f-41a0-b749-9d45f2c39ae3" xlink:to="loc_srt_StatementGeographicalAxis_4d194494-b847-4f54-8488-1bbae2ee2f0f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_4d194494-b847-4f54-8488-1bbae2ee2f0f_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_4d194494-b847-4f54-8488-1bbae2ee2f0f" xlink:to="loc_srt_SegmentGeographicalDomain_4d194494-b847-4f54-8488-1bbae2ee2f0f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_6fb7bae4-8d4d-46d5-8d17-a761d9ee160d" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_4d194494-b847-4f54-8488-1bbae2ee2f0f" xlink:to="loc_srt_SegmentGeographicalDomain_6fb7bae4-8d4d-46d5-8d17-a761d9ee160d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_72481251-40ee-40f6-ab33-8572d56da44c" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_6fb7bae4-8d4d-46d5-8d17-a761d9ee160d" xlink:to="loc_country_US_72481251-40ee-40f6-ab33-8572d56da44c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonUsMember_c6729947-f181-405c-85a3-2b276e18c207" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonUsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_6fb7bae4-8d4d-46d5-8d17-a761d9ee160d" xlink:to="loc_us-gaap_NonUsMember_c6729947-f181-405c-85a3-2b276e18c207" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/DerivativesInvestmentsandFairValueMeasurements" xlink:type="simple" xlink:href="wgo-20200829.xsd#DerivativesInvestmentsandFairValueMeasurements"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/DerivativesInvestmentsandFairValueMeasurements" xlink:type="extended" id="iab2bc27f645c438d840ba80e37f254a5_DerivativesInvestmentsandFairValueMeasurements"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/DerivativesInvestmentsandFairValueMeasurementsTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#DerivativesInvestmentsandFairValueMeasurementsTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/DerivativesInvestmentsandFairValueMeasurementsTables" xlink:type="extended" id="i3d603cfddb4343a3b8906ae202100e2a_DerivativesInvestmentsandFairValueMeasurementsTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/DerivativesInvestmentsandFairValueMeasurementsFairValueInputsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#DerivativesInvestmentsandFairValueMeasurementsFairValueInputsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/DerivativesInvestmentsandFairValueMeasurementsFairValueInputsDetails" xlink:type="extended" id="i83145ff01fe043f9bb4e2fdf6dc7bcb6_DerivativesInvestmentsandFairValueMeasurementsFairValueInputsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_06caa250-109f-42fc-8f9e-682696ee8264" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DomesticEquityFunds_57fff669-47de-4c2d-8861-29ec61de2a5e" xlink:href="wgo-20200829.xsd#wgo_DomesticEquityFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_06caa250-109f-42fc-8f9e-682696ee8264" xlink:to="loc_wgo_DomesticEquityFunds_57fff669-47de-4c2d-8861-29ec61de2a5e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_InternationalEquityFunds_cc85e7d4-2301-434f-8201-a33e2db828a5" xlink:href="wgo-20200829.xsd#wgo_InternationalEquityFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_06caa250-109f-42fc-8f9e-682696ee8264" xlink:to="loc_wgo_InternationalEquityFunds_cc85e7d4-2301-434f-8201-a33e2db828a5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_FixedIncomeFunds_418f3573-66d4-4f8b-9c89-e0d73e33fc45" xlink:href="wgo-20200829.xsd#wgo_FixedIncomeFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_06caa250-109f-42fc-8f9e-682696ee8264" xlink:to="loc_wgo_FixedIncomeFunds_418f3573-66d4-4f8b-9c89-e0d73e33fc45" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateDerivativeAssetsAtFairValue_d01712a2-1889-453b-8cee-08436e64572a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateDerivativeAssetsAtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_06caa250-109f-42fc-8f9e-682696ee8264" xlink:to="loc_us-gaap_InterestRateDerivativeAssetsAtFairValue_d01712a2-1889-453b-8cee-08436e64572a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetAssetLiability_b12cc301-e153-4ec4-87d5-3ffd00a741a9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueNetAssetLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_06caa250-109f-42fc-8f9e-682696ee8264" xlink:to="loc_us-gaap_FairValueNetAssetLiability_b12cc301-e153-4ec4-87d5-3ffd00a741a9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_393dacab-fd43-4052-beeb-5d8f37fb05cb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_06caa250-109f-42fc-8f9e-682696ee8264" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_393dacab-fd43-4052-beeb-5d8f37fb05cb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_b9aa9a18-32c4-4ba3-866f-9c0e67103caf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_393dacab-fd43-4052-beeb-5d8f37fb05cb" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_b9aa9a18-32c4-4ba3-866f-9c0e67103caf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_b9aa9a18-32c4-4ba3-866f-9c0e67103caf_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_b9aa9a18-32c4-4ba3-866f-9c0e67103caf" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_b9aa9a18-32c4-4ba3-866f-9c0e67103caf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_63fe056a-91fc-4fd6-836b-59245154cc85" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_b9aa9a18-32c4-4ba3-866f-9c0e67103caf" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_63fe056a-91fc-4fd6-836b-59245154cc85" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_e05005d2-8c7f-4f3e-aa71-151c1d8dab02" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_63fe056a-91fc-4fd6-836b-59245154cc85" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_e05005d2-8c7f-4f3e-aa71-151c1d8dab02" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_bb502d44-8dc5-431d-aa0d-f4e6789cfaa4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_393dacab-fd43-4052-beeb-5d8f37fb05cb" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_bb502d44-8dc5-431d-aa0d-f4e6789cfaa4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bb502d44-8dc5-431d-aa0d-f4e6789cfaa4_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_bb502d44-8dc5-431d-aa0d-f4e6789cfaa4" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bb502d44-8dc5-431d-aa0d-f4e6789cfaa4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_0cd92fdb-b2e5-4d79-be48-7a950dd71636" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_bb502d44-8dc5-431d-aa0d-f4e6789cfaa4" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_0cd92fdb-b2e5-4d79-be48-7a950dd71636" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_b4db223e-6407-43de-a74c-4400c6a5b1db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_0cd92fdb-b2e5-4d79-be48-7a950dd71636" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_b4db223e-6407-43de-a74c-4400c6a5b1db" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_421c8f2a-dcd3-4116-90df-2e0cac83fa90" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_0cd92fdb-b2e5-4d79-be48-7a950dd71636" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_421c8f2a-dcd3-4116-90df-2e0cac83fa90" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_beeab8e0-7023-404d-8b29-13e1e79e54dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_0cd92fdb-b2e5-4d79-be48-7a950dd71636" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_beeab8e0-7023-404d-8b29-13e1e79e54dc" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/DerivativesInvestmentsandFairValueMeasurementsNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#DerivativesInvestmentsandFairValueMeasurementsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/DerivativesInvestmentsandFairValueMeasurementsNarrativeDetails" xlink:type="extended" id="i3dfb8959fca44d339ef31e19b8427e99_DerivativesInvestmentsandFairValueMeasurementsNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_9ac28cde-53ed-4415-8b1d-f7f5ba0ee382" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_9c65f4a8-1ab8-4309-b581-6846002e4bea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_9ac28cde-53ed-4415-8b1d-f7f5ba0ee382" xlink:to="loc_us-gaap_DerivativeNotionalAmount_9c65f4a8-1ab8-4309-b581-6846002e4bea" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeNet_c72d3eb5-27d3-411a-9bdd-45aaa620f851" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_9ac28cde-53ed-4415-8b1d-f7f5ba0ee382" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeNet_c72d3eb5-27d3-411a-9bdd-45aaa620f851" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFixedInterestRate_da77f9d3-60d0-474b-aca1-fa48d9d3c1db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFixedInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_9ac28cde-53ed-4415-8b1d-f7f5ba0ee382" xlink:to="loc_us-gaap_DerivativeFixedInterestRate_da77f9d3-60d0-474b-aca1-fa48d9d3c1db" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_ab0cef68-4a52-4b9b-9661-40f0104c84ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_9ac28cde-53ed-4415-8b1d-f7f5ba0ee382" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_ab0cef68-4a52-4b9b-9661-40f0104c84ee" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_0cb7377e-1e73-4906-81f5-d002297da618" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_9ac28cde-53ed-4415-8b1d-f7f5ba0ee382" xlink:to="loc_us-gaap_AssetImpairmentCharges_0cb7377e-1e73-4906-81f5-d002297da618" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_bb67f4f6-1a55-43e4-943e-58b4821d2dc3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_9ac28cde-53ed-4415-8b1d-f7f5ba0ee382" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_bb67f4f6-1a55-43e4-943e-58b4821d2dc3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_83f6b3ab-ae75-43a6-b853-2e6237b85c3d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_bb67f4f6-1a55-43e4-943e-58b4821d2dc3" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_83f6b3ab-ae75-43a6-b853-2e6237b85c3d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_83f6b3ab-ae75-43a6-b853-2e6237b85c3d_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_83f6b3ab-ae75-43a6-b853-2e6237b85c3d" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_83f6b3ab-ae75-43a6-b853-2e6237b85c3d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_76088a92-ef52-47ee-85e5-77ffabc4e9c5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_83f6b3ab-ae75-43a6-b853-2e6237b85c3d" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_76088a92-ef52-47ee-85e5-77ffabc4e9c5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_4777fcdc-3c6b-457a-b7dd-ca5c6f10e9d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_76088a92-ef52-47ee-85e5-77ffabc4e9c5" xlink:to="loc_us-gaap_InterestRateSwapMember_4777fcdc-3c6b-457a-b7dd-ca5c6f10e9d7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_d3012d56-876c-47d5-b82b-0455c461c9c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_bb67f4f6-1a55-43e4-943e-58b4821d2dc3" xlink:to="loc_us-gaap_DebtInstrumentAxis_d3012d56-876c-47d5-b82b-0455c461c9c0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_d3012d56-876c-47d5-b82b-0455c461c9c0_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_d3012d56-876c-47d5-b82b-0455c461c9c0" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_d3012d56-876c-47d5-b82b-0455c461c9c0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_2388014c-cb34-449b-8be4-f2101c2ad968" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_d3012d56-876c-47d5-b82b-0455c461c9c0" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_2388014c-cb34-449b-8be4-f2101c2ad968" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TermLoanMember_9e8af4ae-819d-435c-92da-6d320aeab51d" xlink:href="wgo-20200829.xsd#wgo_TermLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_2388014c-cb34-449b-8be4-f2101c2ad968" xlink:to="loc_wgo_TermLoanMember_9e8af4ae-819d-435c-92da-6d320aeab51d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_6df93ed2-99b4-4bc0-9cc9-5d17c006bba5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_bb67f4f6-1a55-43e4-943e-58b4821d2dc3" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_6df93ed2-99b4-4bc0-9cc9-5d17c006bba5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_6df93ed2-99b4-4bc0-9cc9-5d17c006bba5_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_6df93ed2-99b4-4bc0-9cc9-5d17c006bba5" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_6df93ed2-99b4-4bc0-9cc9-5d17c006bba5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_a1722727-ae02-4ed6-af1b-b29ac3ab3875" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_6df93ed2-99b4-4bc0-9cc9-5d17c006bba5" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_a1722727-ae02-4ed6-af1b-b29ac3ab3875" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_02da1ad0-9162-499b-9342-bcca6d82e110" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsNonrecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_a1722727-ae02-4ed6-af1b-b29ac3ab3875" xlink:to="loc_us-gaap_FairValueMeasurementsNonrecurringMember_02da1ad0-9162-499b-9342-bcca6d82e110" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_74f0040a-1365-4211-8bfc-bdfc72f844d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_a1722727-ae02-4ed6-af1b-b29ac3ab3875" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_74f0040a-1365-4211-8bfc-bdfc72f844d7" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/Inventories" xlink:type="simple" xlink:href="wgo-20200829.xsd#Inventories"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/Inventories" xlink:type="extended" id="i8f7a1d2286164028823b08cea277d390_Inventories"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/InventoriesTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#InventoriesTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/InventoriesTables" xlink:type="extended" id="iecd518600a22447ba93a26c293e51902_InventoriesTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/InventoriesInventoryScheduleDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#InventoriesInventoryScheduleDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/InventoriesInventoryScheduleDetails" xlink:type="extended" id="i6fade553cbc342acb40a3cc93bdff630_InventoriesInventoryScheduleDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/InventoriesInventoryBasisDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#InventoriesInventoryBasisDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/InventoriesInventoryBasisDetails" xlink:type="extended" id="i4097f99d321c4b7d987c25d48104c1da_InventoriesInventoryBasisDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/InventoriesNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#InventoriesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/InventoriesNarrativeDetails" xlink:type="extended" id="ie2db2bbe649543c4b17a4cad06188de5_InventoriesNarrativeDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/PropertyPlantandEquipment" xlink:type="simple" xlink:href="wgo-20200829.xsd#PropertyPlantandEquipment"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/PropertyPlantandEquipment" xlink:type="extended" id="i558f079079b54b159734797db8c63518_PropertyPlantandEquipment"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/PropertyPlantandEquipmentTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#PropertyPlantandEquipmentTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/PropertyPlantandEquipmentTables" xlink:type="extended" id="i8f2be04b108d404cb21bba199a89fbd6_PropertyPlantandEquipmentTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/PropertyPlantandEquipmentDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#PropertyPlantandEquipmentDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/PropertyPlantandEquipmentDetails" xlink:type="extended" id="i1f18f370b70c4bbd8aeca80f3b48a009_PropertyPlantandEquipmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_814d0405-b27b-4fe9-baa4-24a5c2ceb063" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_7867f583-9ef2-48d6-9ed1-3344aa7682e5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_814d0405-b27b-4fe9-baa4-24a5c2ceb063" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_7867f583-9ef2-48d6-9ed1-3344aa7682e5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_7124e41d-3c6f-4171-8e8c-851417c8d820" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_814d0405-b27b-4fe9-baa4-24a5c2ceb063" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_7124e41d-3c6f-4171-8e8c-851417c8d820" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_c7ffff41-032e-45ac-8a01-6e2c5676e8d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_814d0405-b27b-4fe9-baa4-24a5c2ceb063" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_c7ffff41-032e-45ac-8a01-6e2c5676e8d8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_07840c39-0ea4-4467-a7ec-8a5eb718854a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_814d0405-b27b-4fe9-baa4-24a5c2ceb063" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_07840c39-0ea4-4467-a7ec-8a5eb718854a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_f0a21518-d29a-484f-b2db-3396f0b12db8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_07840c39-0ea4-4467-a7ec-8a5eb718854a" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_f0a21518-d29a-484f-b2db-3396f0b12db8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f0a21518-d29a-484f-b2db-3396f0b12db8_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_f0a21518-d29a-484f-b2db-3396f0b12db8" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f0a21518-d29a-484f-b2db-3396f0b12db8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95db48a4-4b8f-4156-b06c-cdef79f2bbae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_f0a21518-d29a-484f-b2db-3396f0b12db8" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95db48a4-4b8f-4156-b06c-cdef79f2bbae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LandMember_61d23b97-1208-4ddd-bcbd-35bbf9d8cb59" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LandMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95db48a4-4b8f-4156-b06c-cdef79f2bbae" xlink:to="loc_us-gaap_LandMember_61d23b97-1208-4ddd-bcbd-35bbf9d8cb59" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingAndBuildingImprovementsMember_f3267a21-a7be-468f-9669-11f93616b963" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BuildingAndBuildingImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95db48a4-4b8f-4156-b06c-cdef79f2bbae" xlink:to="loc_us-gaap_BuildingAndBuildingImprovementsMember_f3267a21-a7be-468f-9669-11f93616b963" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MachineryAndEquipmentMember_329d13a5-c2e2-4c94-aad9-ebd542d6c2ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MachineryAndEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95db48a4-4b8f-4156-b06c-cdef79f2bbae" xlink:to="loc_us-gaap_MachineryAndEquipmentMember_329d13a5-c2e2-4c94-aad9-ebd542d6c2ee" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_38c3a8d6-e1cb-44b7-8fbc-c9775f26120e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SoftwareAndSoftwareDevelopmentCostsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95db48a4-4b8f-4156-b06c-cdef79f2bbae" xlink:to="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_38c3a8d6-e1cb-44b7-8fbc-c9775f26120e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransportationEquipmentMember_50eb8b68-34b2-4e78-8c73-cde5e104d3ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransportationEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95db48a4-4b8f-4156-b06c-cdef79f2bbae" xlink:to="loc_us-gaap_TransportationEquipmentMember_50eb8b68-34b2-4e78-8c73-cde5e104d3ba" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/PropertyPlantandEquipmentNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#PropertyPlantandEquipmentNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/PropertyPlantandEquipmentNarrativeDetails" xlink:type="extended" id="i075fac3640884aa384eb2df0bb827029_PropertyPlantandEquipmentNarrativeDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/GoodwillandIntangibleAssets" xlink:type="simple" xlink:href="wgo-20200829.xsd#GoodwillandIntangibleAssets"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/GoodwillandIntangibleAssets" xlink:type="extended" id="i7010805e5dcf4ff186ff6862fba1d516_GoodwillandIntangibleAssets"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#GoodwillandIntangibleAssetsTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsTables" xlink:type="extended" id="i3a01a31d3799428eb79fffd507080923_GoodwillandIntangibleAssetsTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsScheduleofGoodwillDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#GoodwillandIntangibleAssetsScheduleofGoodwillDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsScheduleofGoodwillDetails" xlink:type="extended" id="i76e7182a4f4f4a6e9159d17b082000df_GoodwillandIntangibleAssetsScheduleofGoodwillDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillLineItems_41077eb1-6739-4078-ac21-0af02248a94a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillRollForward_f2b1aae6-5647-4c43-8ded-67a7c02ed4c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_41077eb1-6739-4078-ac21-0af02248a94a" xlink:to="loc_us-gaap_GoodwillRollForward_f2b1aae6-5647-4c43-8ded-67a7c02ed4c1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_68a6ef1b-b8d1-4d07-b963-4c6eecc0c2b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_f2b1aae6-5647-4c43-8ded-67a7c02ed4c1" xlink:to="loc_us-gaap_Goodwill_68a6ef1b-b8d1-4d07-b963-4c6eecc0c2b6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_5e5964f5-e838-46ed-96ee-79e7bdead475" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_f2b1aae6-5647-4c43-8ded-67a7c02ed4c1" xlink:to="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_5e5964f5-e838-46ed-96ee-79e7bdead475" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_5707cf8e-1458-4913-84ed-168fee41d00a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_f2b1aae6-5647-4c43-8ded-67a7c02ed4c1" xlink:to="loc_us-gaap_GoodwillAcquiredDuringPeriod_5707cf8e-1458-4913-84ed-168fee41d00a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_869d7198-5f79-4619-9b6b-206f539dfbfc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfGoodwillTable_82ed0698-4d56-4aed-bb32-c3ccc670e38e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfGoodwillTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_GoodwillLineItems_41077eb1-6739-4078-ac21-0af02248a94a" xlink:to="loc_us-gaap_ScheduleOfGoodwillTable_82ed0698-4d56-4aed-bb32-c3ccc670e38e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_790ea716-d001-46df-96e0-fe2043642a46" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_82ed0698-4d56-4aed-bb32-c3ccc670e38e" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_790ea716-d001-46df-96e0-fe2043642a46" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_790ea716-d001-46df-96e0-fe2043642a46_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_790ea716-d001-46df-96e0-fe2043642a46" xlink:to="loc_us-gaap_SegmentDomain_790ea716-d001-46df-96e0-fe2043642a46_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_9ca9226f-1ade-40c5-9f7f-e8c3431fca8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_790ea716-d001-46df-96e0-fe2043642a46" xlink:to="loc_us-gaap_SegmentDomain_9ca9226f-1ade-40c5-9f7f-e8c3431fca8c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TowableSegmentMember_7be1cbd5-537b-4db7-92cf-62b63a37b84b" xlink:href="wgo-20200829.xsd#wgo_TowableSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9ca9226f-1ade-40c5-9f7f-e8c3431fca8c" xlink:to="loc_wgo_TowableSegmentMember_7be1cbd5-537b-4db7-92cf-62b63a37b84b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_MotorhomeSegmentMember_31080ca2-f01d-4a89-8d75-23693986735e" xlink:href="wgo-20200829.xsd#wgo_MotorhomeSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9ca9226f-1ade-40c5-9f7f-e8c3431fca8c" xlink:to="loc_wgo_MotorhomeSegmentMember_31080ca2-f01d-4a89-8d75-23693986735e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_5ba51bd6-451f-4f3a-92c6-b8d4a43d58b4" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_82ed0698-4d56-4aed-bb32-c3ccc670e38e" xlink:to="loc_srt_ConsolidationItemsAxis_5ba51bd6-451f-4f3a-92c6-b8d4a43d58b4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_5ba51bd6-451f-4f3a-92c6-b8d4a43d58b4_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_5ba51bd6-451f-4f3a-92c6-b8d4a43d58b4" xlink:to="loc_srt_ConsolidationItemsDomain_5ba51bd6-451f-4f3a-92c6-b8d4a43d58b4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_d93df253-b5fa-415f-a7bf-0b5abab10406" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_5ba51bd6-451f-4f3a-92c6-b8d4a43d58b4" xlink:to="loc_srt_ConsolidationItemsDomain_d93df253-b5fa-415f-a7bf-0b5abab10406" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_80cfcb71-8657-4325-97f0-1bb8a238c461" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_d93df253-b5fa-415f-a7bf-0b5abab10406" xlink:to="loc_us-gaap_OperatingSegmentsMember_80cfcb71-8657-4325-97f0-1bb8a238c461" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_CorporateAndReconcilingItemsMember_9a8047c8-447c-4134-b4fb-52e931e0b03b" xlink:href="wgo-20200829.xsd#wgo_CorporateAndReconcilingItemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_d93df253-b5fa-415f-a7bf-0b5abab10406" xlink:to="loc_wgo_CorporateAndReconcilingItemsMember_9a8047c8-447c-4134-b4fb-52e931e0b03b" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsScheduleofIntangibleAssetsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#GoodwillandIntangibleAssetsScheduleofIntangibleAssetsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsScheduleofIntangibleAssetsDetails" xlink:type="extended" id="i6c42474804f8463c937c4a1e99b116e0_GoodwillandIntangibleAssetsScheduleofIntangibleAssetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ScheduleofIntangibleAssetsLineItems_796d0e6d-5905-4f7a-b16f-6810939e8710" xlink:href="wgo-20200829.xsd#wgo_ScheduleofIntangibleAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_ced8bdc4-d970-432d-b5aa-8f87409367b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wgo_ScheduleofIntangibleAssetsLineItems_796d0e6d-5905-4f7a-b16f-6810939e8710" xlink:to="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_ced8bdc4-d970-432d-b5aa-8f87409367b9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_2f9d3ff3-0e36-404d-ac67-d8b558a73c44" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wgo_ScheduleofIntangibleAssetsLineItems_796d0e6d-5905-4f7a-b16f-6810939e8710" xlink:to="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_2f9d3ff3-0e36-404d-ac67-d8b558a73c44" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_974cc249-a8b0-4d21-8249-9e8ea09cba9b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wgo_ScheduleofIntangibleAssetsLineItems_796d0e6d-5905-4f7a-b16f-6810939e8710" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_974cc249-a8b0-4d21-8249-9e8ea09cba9b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_de5c1ff3-a45d-4a49-93ca-0849f65c400d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wgo_ScheduleofIntangibleAssetsLineItems_796d0e6d-5905-4f7a-b16f-6810939e8710" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_de5c1ff3-a45d-4a49-93ca-0849f65c400d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_f70ac1e1-ff57-45b9-a0e9-c23ae0251759" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wgo_ScheduleofIntangibleAssetsLineItems_796d0e6d-5905-4f7a-b16f-6810939e8710" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_f70ac1e1-ff57-45b9-a0e9-c23ae0251759" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ScheduleofIntangibleAssetsTable_7b47bca8-e9eb-4119-bf5f-340f3c9109e4" xlink:href="wgo-20200829.xsd#wgo_ScheduleofIntangibleAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_wgo_ScheduleofIntangibleAssetsLineItems_796d0e6d-5905-4f7a-b16f-6810939e8710" xlink:to="loc_wgo_ScheduleofIntangibleAssetsTable_7b47bca8-e9eb-4119-bf5f-340f3c9109e4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_f81a2a58-b4ce-420f-9c48-e5fa2c5dc8ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_wgo_ScheduleofIntangibleAssetsTable_7b47bca8-e9eb-4119-bf5f-340f3c9109e4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_f81a2a58-b4ce-420f-9c48-e5fa2c5dc8ac" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_f81a2a58-b4ce-420f-9c48-e5fa2c5dc8ac_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_f81a2a58-b4ce-420f-9c48-e5fa2c5dc8ac" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_f81a2a58-b4ce-420f-9c48-e5fa2c5dc8ac_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_a178ca9f-e49e-48ef-8b9c-9fd7fa3a8529" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_f81a2a58-b4ce-420f-9c48-e5fa2c5dc8ac" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_a178ca9f-e49e-48ef-8b9c-9fd7fa3a8529" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DealerNetworkMember_a4e55fc2-8e65-4045-9698-7c4da8c47705" xlink:href="wgo-20200829.xsd#wgo_DealerNetworkMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_a178ca9f-e49e-48ef-8b9c-9fd7fa3a8529" xlink:to="loc_wgo_DealerNetworkMember_a4e55fc2-8e65-4045-9698-7c4da8c47705" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrderOrProductionBacklogMember_760ce58b-5410-4b83-bb0f-bbf2dab009df" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrderOrProductionBacklogMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_a178ca9f-e49e-48ef-8b9c-9fd7fa3a8529" xlink:to="loc_us-gaap_OrderOrProductionBacklogMember_760ce58b-5410-4b83-bb0f-bbf2dab009df" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncompeteAgreementsMember_6a331a43-c1c2-4bbf-8f9f-5aa262e3e281" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncompeteAgreementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_a178ca9f-e49e-48ef-8b9c-9fd7fa3a8529" xlink:to="loc_us-gaap_NoncompeteAgreementsMember_6a331a43-c1c2-4bbf-8f9f-5aa262e3e281" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffMarketFavorableLeaseMember_2a620e9c-7d74-4bc6-93f2-90fcec8ad5c8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OffMarketFavorableLeaseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_a178ca9f-e49e-48ef-8b9c-9fd7fa3a8529" xlink:to="loc_us-gaap_OffMarketFavorableLeaseMember_2a620e9c-7d74-4bc6-93f2-90fcec8ad5c8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_14278a8a-89cb-4bca-809d-594455ee189d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_wgo_ScheduleofIntangibleAssetsTable_7b47bca8-e9eb-4119-bf5f-340f3c9109e4" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_14278a8a-89cb-4bca-809d-594455ee189d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_14278a8a-89cb-4bca-809d-594455ee189d_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_14278a8a-89cb-4bca-809d-594455ee189d" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_14278a8a-89cb-4bca-809d-594455ee189d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_1982ddb6-0946-49f4-922f-53811112a489" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_14278a8a-89cb-4bca-809d-594455ee189d" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_1982ddb6-0946-49f4-922f-53811112a489" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradeNamesMember_3e24a5ae-2533-4fe5-993e-b56bb1bfef9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_1982ddb6-0946-49f4-922f-53811112a489" xlink:to="loc_us-gaap_TradeNamesMember_3e24a5ae-2533-4fe5-993e-b56bb1bfef9f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsFutureAmortizationofIntangibleAssetsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#GoodwillandIntangibleAssetsFutureAmortizationofIntangibleAssetsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsFutureAmortizationofIntangibleAssetsDetails" xlink:type="extended" id="i0ac727313b65476899f56b4fa754268e_GoodwillandIntangibleAssetsFutureAmortizationofIntangibleAssetsDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#GoodwillandIntangibleAssetsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/GoodwillandIntangibleAssetsNarrativeDetails" xlink:type="extended" id="i5a4abce246e04cdcaf4f10ba1fa15705_GoodwillandIntangibleAssetsNarrativeDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ProductWarranties" xlink:type="simple" xlink:href="wgo-20200829.xsd#ProductWarranties"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ProductWarranties" xlink:type="extended" id="i87477f5ec73a48fbb4db55d0c918ed98_ProductWarranties"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ProductWarrantiesTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#ProductWarrantiesTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ProductWarrantiesTables" xlink:type="extended" id="ide5beb299d784e6492e07b0e6c1123e2_ProductWarrantiesTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ProductWarrantiesScheduleofProductWarrantyLiabilityDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#ProductWarrantiesScheduleofProductWarrantyLiabilityDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ProductWarrantiesScheduleofProductWarrantyLiabilityDetails" xlink:type="extended" id="i7c5ec9d5dd1c4a23874adea78079bc3e_ProductWarrantiesScheduleofProductWarrantyLiabilityDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LongTermDebt" xlink:type="simple" xlink:href="wgo-20200829.xsd#LongTermDebt"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LongTermDebt" xlink:type="extended" id="if4a13143dc8c4185bcf688343f580a9e_LongTermDebt"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LongTermDebtTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#LongTermDebtTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LongTermDebtTables" xlink:type="extended" id="ifb02142a8fb0423fa22f13f0e434f8fc_LongTermDebtTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LongTermDebtDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LongTermDebtDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LongTermDebtDetails" xlink:type="extended" id="i305c594b66cf4627974231ee97b1935a_LongTermDebtDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_3f566239-a35d-401d-9468-196a48cd68d9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_3f566239-a35d-401d-9468-196a48cd68d9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_aa14c62e-6747-4913-9b78-88c72f8a9651" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_aa14c62e-6747-4913-9b78-88c72f8a9651" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_eb6fe64d-0de4-4591-a7a0-8ad775a34dc0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_eb6fe64d-0de4-4591-a7a0-8ad775a34dc0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTerm_3cf3535b-cc15-4b6b-bd27-e04a43ddf100" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_DebtInstrumentTerm_3cf3535b-cc15-4b6b-bd27-e04a43ddf100" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_e63d8be7-9163-4584-9b30-161b6e0314c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_RepaymentsOfDebt_e63d8be7-9163-4584-9b30-161b6e0314c7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_5c348889-3766-43f8-9f74-a82c120616c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WriteOffOfDeferredDebtIssuanceCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_5c348889-3766-43f8-9f74-a82c120616c1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_c2772ff9-6ce6-405c-bcad-6fdb6a693451" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateDerivativeLiabilitiesAtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_c2772ff9-6ce6-405c-bcad-6fdb6a693451" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5b0517af-f4e1-43eb-a1bb-b89a8fc5f731" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5b0517af-f4e1-43eb-a1bb-b89a8fc5f731" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_a50e8eca-f505-4c1e-b8ba-ce7264d29b16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_a50e8eca-f505-4c1e-b8ba-ce7264d29b16" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_163ae670-2a30-403d-b2da-5430bfbf09de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_163ae670-2a30-403d-b2da-5430bfbf09de" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_7a916225-029a-43f4-aac9-aa40867f7bba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5b515184-5269-49c7-bef5-d0db598c11ea" xlink:to="loc_us-gaap_DebtInstrumentTable_7a916225-029a-43f4-aac9-aa40867f7bba" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_be745a0c-8cf1-404e-a65f-d7d1081ab122" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_7a916225-029a-43f4-aac9-aa40867f7bba" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_be745a0c-8cf1-404e-a65f-d7d1081ab122" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_be745a0c-8cf1-404e-a65f-d7d1081ab122_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_be745a0c-8cf1-404e-a65f-d7d1081ab122" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_be745a0c-8cf1-404e-a65f-d7d1081ab122_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_55641750-cc0e-4365-826d-4a2b11bb43bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_be745a0c-8cf1-404e-a65f-d7d1081ab122" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_55641750-cc0e-4365-826d-4a2b11bb43bf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_bf5e87f6-3462-41fc-a154-8e91273fe2b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SeniorNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_55641750-cc0e-4365-826d-4a2b11bb43bf" xlink:to="loc_us-gaap_SeniorNotesMember_bf5e87f6-3462-41fc-a154-8e91273fe2b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_aaa5cb2e-55db-4cd8-8b87-dc8f59ebf1ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LetterOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_55641750-cc0e-4365-826d-4a2b11bb43bf" xlink:to="loc_us-gaap_LetterOfCreditMember_aaa5cb2e-55db-4cd8-8b87-dc8f59ebf1ef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_676fc829-7113-4551-9005-ac9faf935cad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_7a916225-029a-43f4-aac9-aa40867f7bba" xlink:to="loc_us-gaap_DebtInstrumentAxis_676fc829-7113-4551-9005-ac9faf935cad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_676fc829-7113-4551-9005-ac9faf935cad_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_676fc829-7113-4551-9005-ac9faf935cad" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_676fc829-7113-4551-9005-ac9faf935cad_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_6c5b45b3-6bfa-421d-abfd-6f658cab905d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_676fc829-7113-4551-9005-ac9faf935cad" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_6c5b45b3-6bfa-421d-abfd-6f658cab905d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_SeniorSecuredNotesDue2028Member_cbd36464-30be-4fdf-9241-1a9e245a111a" xlink:href="wgo-20200829.xsd#wgo_SeniorSecuredNotesDue2028Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6c5b45b3-6bfa-421d-abfd-6f658cab905d" xlink:to="loc_wgo_SeniorSecuredNotesDue2028Member_cbd36464-30be-4fdf-9241-1a9e245a111a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_PriorCreditAgreementMember_f7f0f29a-9438-48b1-b09d-99c86c0d977a" xlink:href="wgo-20200829.xsd#wgo_PriorCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6c5b45b3-6bfa-421d-abfd-6f658cab905d" xlink:to="loc_wgo_PriorCreditAgreementMember_f7f0f29a-9438-48b1-b09d-99c86c0d977a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TermLoanMember_31d9e38a-c842-4049-93b3-529842a1e637" xlink:href="wgo-20200829.xsd#wgo_TermLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6c5b45b3-6bfa-421d-abfd-6f658cab905d" xlink:to="loc_wgo_TermLoanMember_31d9e38a-c842-4049-93b3-529842a1e637" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ABLCreditFacilityMember_e130656f-c553-4ae9-806e-ff44f742f3e1" xlink:href="wgo-20200829.xsd#wgo_ABLCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6c5b45b3-6bfa-421d-abfd-6f658cab905d" xlink:to="loc_wgo_ABLCreditFacilityMember_e130656f-c553-4ae9-806e-ff44f742f3e1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_fa94ed05-6700-4e16-8cc8-0e57cc2bb58c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LetterOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6c5b45b3-6bfa-421d-abfd-6f658cab905d" xlink:to="loc_us-gaap_LetterOfCreditMember_fa94ed05-6700-4e16-8cc8-0e57cc2bb58c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_8826112a-2bcb-41dc-b438-b0e5ff6111fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_7a916225-029a-43f4-aac9-aa40867f7bba" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_8826112a-2bcb-41dc-b438-b0e5ff6111fe" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_8826112a-2bcb-41dc-b438-b0e5ff6111fe_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_8826112a-2bcb-41dc-b438-b0e5ff6111fe" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_8826112a-2bcb-41dc-b438-b0e5ff6111fe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_14461158-98a8-404b-8b51-b0cff7eac865" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_8826112a-2bcb-41dc-b438-b0e5ff6111fe" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_14461158-98a8-404b-8b51-b0cff7eac865" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_6b71c578-645d-4200-a06f-d81580dcd71d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_14461158-98a8-404b-8b51-b0cff7eac865" xlink:to="loc_us-gaap_InterestRateSwapMember_6b71c578-645d-4200-a06f-d81580dcd71d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_76f38448-7a7f-4e99-abdd-ce18d1a00144" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_7a916225-029a-43f4-aac9-aa40867f7bba" xlink:to="loc_srt_RangeAxis_76f38448-7a7f-4e99-abdd-ce18d1a00144" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_76f38448-7a7f-4e99-abdd-ce18d1a00144_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_76f38448-7a7f-4e99-abdd-ce18d1a00144" xlink:to="loc_srt_RangeMember_76f38448-7a7f-4e99-abdd-ce18d1a00144_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_0e90484c-0923-49cb-abe8-04265a6247c1" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_76f38448-7a7f-4e99-abdd-ce18d1a00144" xlink:to="loc_srt_RangeMember_0e90484c-0923-49cb-abe8-04265a6247c1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_c520c44f-cc9d-4c84-b601-b97b29a9587c" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_0e90484c-0923-49cb-abe8-04265a6247c1" xlink:to="loc_srt_MinimumMember_c520c44f-cc9d-4c84-b601-b97b29a9587c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_b0a1992f-55e7-416c-9c27-bc0481fdb629" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_0e90484c-0923-49cb-abe8-04265a6247c1" xlink:to="loc_srt_MaximumMember_b0a1992f-55e7-416c-9c27-bc0481fdb629" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LongTermDebtConvertibleNotesNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LongTermDebtConvertibleNotesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LongTermDebtConvertibleNotesNarrativeDetails" xlink:type="extended" id="i129af8e43dac46179bd70c5298e74db5_LongTermDebtConvertibleNotesNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_f8cc4042-51d0-47b3-8b2f-49da6fc15079" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_f8cc4042-51d0-47b3-8b2f-49da6fc15079" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_35c9c775-f426-421d-9fcb-aaafcd4ec3eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_35c9c775-f426-421d-9fcb-aaafcd4ec3eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_50b90a84-437f-48aa-90f9-c240cc9251b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfDebt_50b90a84-437f-48aa-90f9-c240cc9251b8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_92ea4602-77e2-4d6b-92bb-906aea0915b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionRatio1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_92ea4602-77e2-4d6b-92bb-906aea0915b4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_6944461f-50e0-4ef1-babb-83b9f7d6abe3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_6944461f-50e0-4ef1-babb-83b9f7d6abe3" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentRate_622fd340-0693-4a9b-bf00-3558ca39af3c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentRate_622fd340-0693-4a9b-bf00-3558ca39af3c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdTradingDays_f5fe94ef-237c-4932-a9b4-9bda0d7f165a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdTradingDays"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdTradingDays_f5fe94ef-237c-4932-a9b4-9bda0d7f165a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1_e4ff6ec2-3707-459c-a8e4-f9794884b4be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1_e4ff6ec2-3707-459c-a8e4-f9794884b4be" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DebtInstrumentConvertibleConsecutiveBusinessDayMeasurementPeriod_f7b06f1b-4dd3-4d20-b674-ec07bf423cde" xlink:href="wgo-20200829.xsd#wgo_DebtInstrumentConvertibleConsecutiveBusinessDayMeasurementPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_wgo_DebtInstrumentConvertibleConsecutiveBusinessDayMeasurementPeriod_f7b06f1b-4dd3-4d20-b674-ec07bf423cde" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DebtInstrumentConvertibleConsecutiveTradingDays_0f54d301-f286-4c2a-987c-2521b93f987e" xlink:href="wgo-20200829.xsd#wgo_DebtInstrumentConvertibleConsecutiveTradingDays"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_wgo_DebtInstrumentConvertibleConsecutiveTradingDays_0f54d301-f286-4c2a-987c-2521b93f987e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleStockPriceTrigger_70acf3d0-6b93-4d28-8205-c960febef0a4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentConvertibleStockPriceTrigger"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentConvertibleStockPriceTrigger_70acf3d0-6b93-4d28-8205-c960febef0a4" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DerivativePriceRiskOptionStrikePricePercentageIncrease_d693f575-1dd3-4108-9a02-64684bb331ef" xlink:href="wgo-20200829.xsd#wgo_DerivativePriceRiskOptionStrikePricePercentageIncrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_wgo_DerivativePriceRiskOptionStrikePricePercentageIncrease_d693f575-1dd3-4108-9a02-64684bb331ef" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_40b2d0d6-a85c-4af0-9405-96d809e8e713" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_40b2d0d6-a85c-4af0-9405-96d809e8e713" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DebtInstrumentConvertibleCarryingAmountOfEquityComponentNetOfTax_d6a9cea6-6789-47d8-9955-0be8dbbdb28c" xlink:href="wgo-20200829.xsd#wgo_DebtInstrumentConvertibleCarryingAmountOfEquityComponentNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_wgo_DebtInstrumentConvertibleCarryingAmountOfEquityComponentNetOfTax_d6a9cea6-6789-47d8-9955-0be8dbbdb28c" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_a7ceb583-c231-4f5a-88b2-8fa8fc429a69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_a7ceb583-c231-4f5a-88b2-8fa8fc429a69" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredOfferingCosts_de1346ff-4fb7-44f5-b3f5-f8fa85a4e70a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredOfferingCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DeferredOfferingCosts_de1346ff-4fb7-44f5-b3f5-f8fa85a4e70a" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_EquityTransactionCosts_079482d1-7409-4888-8c90-c3b9a116413d" xlink:href="wgo-20200829.xsd#wgo_EquityTransactionCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_wgo_EquityTransactionCosts_079482d1-7409-4888-8c90-c3b9a116413d" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_c378d5bb-0bca-4288-bc2d-0b4f4d14667f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8a18f7c2-f203-4051-8036-d728336dcdb2" xlink:to="loc_us-gaap_DebtInstrumentTable_c378d5bb-0bca-4288-bc2d-0b4f4d14667f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_cdd0225c-709a-4d61-97ab-b940f29f6884" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_c378d5bb-0bca-4288-bc2d-0b4f4d14667f" xlink:to="loc_us-gaap_DebtInstrumentAxis_cdd0225c-709a-4d61-97ab-b940f29f6884" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_cdd0225c-709a-4d61-97ab-b940f29f6884_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_cdd0225c-709a-4d61-97ab-b940f29f6884" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_cdd0225c-709a-4d61-97ab-b940f29f6884_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_056eecc2-e8d6-49e5-bce8-e3f6e1f1da77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_cdd0225c-709a-4d61-97ab-b940f29f6884" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_056eecc2-e8d6-49e5-bce8-e3f6e1f1da77" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ConvertibleSeniorNotesDue2025Member_76c47f3c-912b-4c1e-a3a2-6e622bd3bfdc" xlink:href="wgo-20200829.xsd#wgo_ConvertibleSeniorNotesDue2025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_056eecc2-e8d6-49e5-bce8-e3f6e1f1da77" xlink:to="loc_wgo_ConvertibleSeniorNotesDue2025Member_76c47f3c-912b-4c1e-a3a2-6e622bd3bfdc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_74e98cd1-6916-404b-9bde-383fc0e3b2ec" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_c378d5bb-0bca-4288-bc2d-0b4f4d14667f" xlink:to="loc_srt_RangeAxis_74e98cd1-6916-404b-9bde-383fc0e3b2ec" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_74e98cd1-6916-404b-9bde-383fc0e3b2ec_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_74e98cd1-6916-404b-9bde-383fc0e3b2ec" xlink:to="loc_srt_RangeMember_74e98cd1-6916-404b-9bde-383fc0e3b2ec_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_310e81bf-9200-4d0b-a1f6-5b3f2ec5ccfb" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_74e98cd1-6916-404b-9bde-383fc0e3b2ec" xlink:to="loc_srt_RangeMember_310e81bf-9200-4d0b-a1f6-5b3f2ec5ccfb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_a66cfa3f-57f6-4b18-b0b7-b2c5a9c5ffa1" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_310e81bf-9200-4d0b-a1f6-5b3f2ec5ccfb" xlink:to="loc_srt_MinimumMember_a66cfa3f-57f6-4b18-b0b7-b2c5a9c5ffa1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_d7003e44-10aa-43a1-8a8f-606ca7d7b816" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_310e81bf-9200-4d0b-a1f6-5b3f2ec5ccfb" xlink:to="loc_srt_MaximumMember_d7003e44-10aa-43a1-8a8f-606ca7d7b816" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransactionTypeAxis_e94cb0eb-0def-4e93-8a82-b7013b4545b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransactionTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_c378d5bb-0bca-4288-bc2d-0b4f4d14667f" xlink:to="loc_us-gaap_TransactionTypeAxis_e94cb0eb-0def-4e93-8a82-b7013b4545b9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransactionDomain_e94cb0eb-0def-4e93-8a82-b7013b4545b9_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_TransactionTypeAxis_e94cb0eb-0def-4e93-8a82-b7013b4545b9" xlink:to="loc_us-gaap_TransactionDomain_e94cb0eb-0def-4e93-8a82-b7013b4545b9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransactionDomain_dc20d747-6b91-4f3c-9fce-211ea75c467c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_TransactionTypeAxis_e94cb0eb-0def-4e93-8a82-b7013b4545b9" xlink:to="loc_us-gaap_TransactionDomain_dc20d747-6b91-4f3c-9fce-211ea75c467c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ConvertibleNoteHedgeTransactionsMember_d46c852b-565d-43a2-aee9-64d0af17ed32" xlink:href="wgo-20200829.xsd#wgo_ConvertibleNoteHedgeTransactionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransactionDomain_dc20d747-6b91-4f3c-9fce-211ea75c467c" xlink:to="loc_wgo_ConvertibleNoteHedgeTransactionsMember_d46c852b-565d-43a2-aee9-64d0af17ed32" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_CallSpreadTransactionsMember_bbe70337-ec40-41aa-9070-86d9f8def2ef" xlink:href="wgo-20200829.xsd#wgo_CallSpreadTransactionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransactionDomain_dc20d747-6b91-4f3c-9fce-211ea75c467c" xlink:to="loc_wgo_CallSpreadTransactionsMember_bbe70337-ec40-41aa-9070-86d9f8def2ef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_ff156b10-695d-4931-ab18-8592e61bf53a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_c378d5bb-0bca-4288-bc2d-0b4f4d14667f" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_ff156b10-695d-4931-ab18-8592e61bf53a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_ff156b10-695d-4931-ab18-8592e61bf53a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_ff156b10-695d-4931-ab18-8592e61bf53a" xlink:to="loc_us-gaap_EquityComponentDomain_ff156b10-695d-4931-ab18-8592e61bf53a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_58029725-e6e5-4480-abfd-e2b9072ce8db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_ff156b10-695d-4931-ab18-8592e61bf53a" xlink:to="loc_us-gaap_EquityComponentDomain_58029725-e6e5-4480-abfd-e2b9072ce8db" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantMember_41beb41b-a0d8-47b6-8b61-45a6133a4381" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_58029725-e6e5-4480-abfd-e2b9072ce8db" xlink:to="loc_us-gaap_WarrantMember_41beb41b-a0d8-47b6-8b61-45a6133a4381" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LongTermDebtComponentsofLongTermDebtDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LongTermDebtComponentsofLongTermDebtDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LongTermDebtComponentsofLongTermDebtDetails" xlink:type="extended" id="ic15b02fb43ad48f2b8e2552a9f9f44f0_LongTermDebtComponentsofLongTermDebtDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_7ec36ba4-85ea-4d0f-b58c-bd264b3b1cf9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_7ec36ba4-85ea-4d0f-b58c-bd264b3b1cf9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_c65ed0a2-f27f-49e0-a873-d41fe1879d9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_c65ed0a2-f27f-49e0-a873-d41fe1879d9d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_a864ae11-3c63-4011-af0d-1fa42b203be0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_a864ae11-3c63-4011-af0d-1fa42b203be0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_8a930af5-2b00-42a6-89d4-442b753279fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:to="loc_us-gaap_LongTermDebt_8a930af5-2b00-42a6-89d4-442b753279fe" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_f89c6499-c96f-4aae-a601-d599e49f6049" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:to="loc_us-gaap_LongTermDebtCurrent_f89c6499-c96f-4aae-a601-d599e49f6049" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_4df6f781-bebe-4832-8c85-07205f1680ca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_4df6f781-bebe-4832-8c85-07205f1680ca" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_1cb45536-4f98-43c1-b47b-15e8e5d6765f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:to="loc_us-gaap_LongTermDebtFairValue_1cb45536-4f98-43c1-b47b-15e8e5d6765f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_0c8c4118-bf92-433b-90ff-9b49b9453549" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3ddb1408-b5b2-467e-b8ea-2b8e0de0db77" xlink:to="loc_us-gaap_DebtInstrumentTable_0c8c4118-bf92-433b-90ff-9b49b9453549" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_64655983-30d1-4194-b71e-657c28bcd785" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_0c8c4118-bf92-433b-90ff-9b49b9453549" xlink:to="loc_us-gaap_DebtInstrumentAxis_64655983-30d1-4194-b71e-657c28bcd785" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_64655983-30d1-4194-b71e-657c28bcd785_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_64655983-30d1-4194-b71e-657c28bcd785" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_64655983-30d1-4194-b71e-657c28bcd785_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_0b48f6b7-e38a-48a0-88a3-8a796717dea4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_64655983-30d1-4194-b71e-657c28bcd785" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_0b48f6b7-e38a-48a0-88a3-8a796717dea4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ABLCreditFacilityMember_088ae735-e003-4a83-b62f-dfaab748a49c" xlink:href="wgo-20200829.xsd#wgo_ABLCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_0b48f6b7-e38a-48a0-88a3-8a796717dea4" xlink:to="loc_wgo_ABLCreditFacilityMember_088ae735-e003-4a83-b62f-dfaab748a49c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TermLoanMember_c97488f4-c4f2-4aaa-9252-41134521a5b7" xlink:href="wgo-20200829.xsd#wgo_TermLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_0b48f6b7-e38a-48a0-88a3-8a796717dea4" xlink:to="loc_wgo_TermLoanMember_c97488f4-c4f2-4aaa-9252-41134521a5b7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_SeniorSecuredNotesDue2028Member_a06f8d4a-67c0-458a-a359-4aeabb8639bb" xlink:href="wgo-20200829.xsd#wgo_SeniorSecuredNotesDue2028Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_0b48f6b7-e38a-48a0-88a3-8a796717dea4" xlink:to="loc_wgo_SeniorSecuredNotesDue2028Member_a06f8d4a-67c0-458a-a359-4aeabb8639bb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ConvertibleSeniorNotesDue2025Member_f2e79691-af7f-406d-9dd6-6aa37133e870" xlink:href="wgo-20200829.xsd#wgo_ConvertibleSeniorNotesDue2025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_0b48f6b7-e38a-48a0-88a3-8a796717dea4" xlink:to="loc_wgo_ConvertibleSeniorNotesDue2025Member_f2e79691-af7f-406d-9dd6-6aa37133e870" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LongTermDebtContractualMaturitiesDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LongTermDebtContractualMaturitiesDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LongTermDebtContractualMaturitiesDetails" xlink:type="extended" id="i074eb950a6464d81b7d3e472f8ac1a03_LongTermDebtContractualMaturitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_895a3a54-2cb5-4fa9-9d2d-dd9427fd4762" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_895a3a54-2cb5-4fa9-9d2d-dd9427fd4762" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_2b204bb6-0428-436f-bee2-31a6be40dc36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_2b204bb6-0428-436f-bee2-31a6be40dc36" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_f33542cd-2d2c-4da5-9bf1-db3893be32b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_f33542cd-2d2c-4da5-9bf1-db3893be32b3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_4f9604c1-ebd5-4214-b4de-a72211fabf90" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_4f9604c1-ebd5-4214-b4de-a72211fabf90" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_a0e2e956-56f9-414d-97a5-93b3848dcf78" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_a0e2e956-56f9-414d-97a5-93b3848dcf78" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_63399df6-5ac7-46fe-9120-24e80faba60b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_63399df6-5ac7-46fe-9120-24e80faba60b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_3c770b18-4467-43cc-9b6c-9accb5ccbf4c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_3c770b18-4467-43cc-9b6c-9accb5ccbf4c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_950d5835-c4b7-42ab-87da-331113f17ad7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1b6ea689-b15b-4073-b141-af387c2d5e2b" xlink:to="loc_us-gaap_DebtInstrumentTable_950d5835-c4b7-42ab-87da-331113f17ad7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_3fb737d0-1ec4-4079-9aa6-122cdd4e221c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_950d5835-c4b7-42ab-87da-331113f17ad7" xlink:to="loc_us-gaap_DebtInstrumentAxis_3fb737d0-1ec4-4079-9aa6-122cdd4e221c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_3fb737d0-1ec4-4079-9aa6-122cdd4e221c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_3fb737d0-1ec4-4079-9aa6-122cdd4e221c" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_3fb737d0-1ec4-4079-9aa6-122cdd4e221c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_3dc278e3-6bee-4a47-a49d-91a66b3c2464" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_3fb737d0-1ec4-4079-9aa6-122cdd4e221c" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_3dc278e3-6bee-4a47-a49d-91a66b3c2464" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TermLoanAndSeniorConvertibleNotesMember_0b34ff02-9214-4120-8e4a-2848b2d849ad" xlink:href="wgo-20200829.xsd#wgo_TermLoanAndSeniorConvertibleNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_3dc278e3-6bee-4a47-a49d-91a66b3c2464" xlink:to="loc_wgo_TermLoanAndSeniorConvertibleNotesMember_0b34ff02-9214-4120-8e4a-2848b2d849ad" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/Leases" xlink:type="simple" xlink:href="wgo-20200829.xsd#Leases"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/Leases" xlink:type="extended" id="ia17d425721964ea684a09de9a0eb1e0b_Leases"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LeasesTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#LeasesTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LeasesTables" xlink:type="extended" id="i3d7120441b6149f48996348199eda1a5_LeasesTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LeasesSupplementalBalanceSheetInformationDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LeasesSupplementalBalanceSheetInformationDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LeasesSupplementalBalanceSheetInformationDetails" xlink:type="extended" id="i77b67df5a0764e588936ba80e360b910_LeasesSupplementalBalanceSheetInformationDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LeasesOperatingLeaseCostDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LeasesOperatingLeaseCostDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LeasesOperatingLeaseCostDetails" xlink:type="extended" id="i5b4b98662ace4084bc4968d6d7536034_LeasesOperatingLeaseCostDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LeasesFutureLeaseCommitmentsforFutureFiscalYearsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LeasesFutureLeaseCommitmentsforFutureFiscalYearsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LeasesFutureLeaseCommitmentsforFutureFiscalYearsDetails" xlink:type="extended" id="i08ca250636ff4f379d802ee053fcfc10_LeasesFutureLeaseCommitmentsforFutureFiscalYearsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_80a4cf8b-450e-499d-87ea-6763ee478cf1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_80a4cf8b-450e-499d-87ea-6763ee478cf1" xlink:to="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_7d52d667-0206-4469-bf14-48e7457d1c35" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_7d52d667-0206-4469-bf14-48e7457d1c35" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_e678f737-9bd6-479f-8780-a228059b25df" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_e678f737-9bd6-479f-8780-a228059b25df" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_41c6559d-3eee-4d85-b5e3-4923ac009ea8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_41c6559d-3eee-4d85-b5e3-4923ac009ea8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_a9532e54-f746-4a49-97db-48138b8e733e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_a9532e54-f746-4a49-97db-48138b8e733e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_903f6d1e-32cc-43de-b21f-89eaeb8fa618" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_903f6d1e-32cc-43de-b21f-89eaeb8fa618" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_312ee2b0-a612-49d9-a91d-b876ee559579" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_312ee2b0-a612-49d9-a91d-b876ee559579" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_a26300c5-ba62-41fd-a106-174fec30bdf9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_a26300c5-ba62-41fd-a106-174fec30bdf9" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_186fb661-1b50-47fc-89bd-cb4424c27479" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_186fb661-1b50-47fc-89bd-cb4424c27479" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_c95db4f0-4571-4785-82db-7858cea083b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_f044d97b-6e11-465c-8a7c-f163e7d97af4" xlink:to="loc_us-gaap_OperatingLeaseLiability_c95db4f0-4571-4785-82db-7858cea083b0" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_80a4cf8b-450e-499d-87ea-6763ee478cf1" xlink:to="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_e7fea0cd-49ed-4869-a404-c865101a2c07" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_e7fea0cd-49ed-4869-a404-c865101a2c07" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_3ddd7aaa-1c0e-4f47-a7fd-07cb598fcfb5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_3ddd7aaa-1c0e-4f47-a7fd-07cb598fcfb5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_4ee2c38a-35cd-40aa-94d5-d6f98639040c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_4ee2c38a-35cd-40aa-94d5-d6f98639040c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_9cdd7b45-5892-4865-a1a8-f2301ce209da" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_9cdd7b45-5892-4865-a1a8-f2301ce209da" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_e61f3232-1542-4d9a-8988-0ffaca601246" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_e61f3232-1542-4d9a-8988-0ffaca601246" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_85535695-918f-4d3b-92eb-5302c009964f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_85535695-918f-4d3b-92eb-5302c009964f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d03dbd5b-d43d-4701-9741-7c0b6cfdbde5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_d03dbd5b-d43d-4701-9741-7c0b6cfdbde5" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_d7457572-69ee-4281-bc36-220411ce98d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_d7457572-69ee-4281-bc36-220411ce98d7" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_e7051253-c3cc-4920-a863-75252e649856" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_c5bdca63-6709-4750-8b0e-644cbed6666e" xlink:to="loc_us-gaap_FinanceLeaseLiability_e7051253-c3cc-4920-a863-75252e649856" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9f0aee06-e7af-4e63-b6fd-3ab02187f56f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_80a4cf8b-450e-499d-87ea-6763ee478cf1" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9f0aee06-e7af-4e63-b6fd-3ab02187f56f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionAxis_2813a73c-b907-4f3a-aa49-35bcc12cc1a4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9f0aee06-e7af-4e63-b6fd-3ab02187f56f" xlink:to="loc_us-gaap_RelatedPartyTransactionAxis_2813a73c-b907-4f3a-aa49-35bcc12cc1a4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_2813a73c-b907-4f3a-aa49-35bcc12cc1a4_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_2813a73c-b907-4f3a-aa49-35bcc12cc1a4" xlink:to="loc_us-gaap_RelatedPartyTransactionDomain_2813a73c-b907-4f3a-aa49-35bcc12cc1a4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_ac03081f-ef02-4ea7-894a-00a10727f17c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_2813a73c-b907-4f3a-aa49-35bcc12cc1a4" xlink:to="loc_us-gaap_RelatedPartyTransactionDomain_ac03081f-ef02-4ea7-894a-00a10727f17c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_RelatedPartyAmountMember_c1469e73-ddc9-46f2-9f33-b2ddd7a81b82" xlink:href="wgo-20200829.xsd#wgo_RelatedPartyAmountMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_ac03081f-ef02-4ea7-894a-00a10727f17c" xlink:to="loc_wgo_RelatedPartyAmountMember_c1469e73-ddc9-46f2-9f33-b2ddd7a81b82" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_NonRelatedPartyAmountMember_f53b949a-b231-495f-ab28-639ff72cce33" xlink:href="wgo-20200829.xsd#wgo_NonRelatedPartyAmountMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_ac03081f-ef02-4ea7-894a-00a10727f17c" xlink:to="loc_wgo_NonRelatedPartyAmountMember_f53b949a-b231-495f-ab28-639ff72cce33" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LeasesFutureMinimumLeasePaymentsPriorto842AdoptionDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LeasesFutureMinimumLeasePaymentsPriorto842AdoptionDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LeasesFutureMinimumLeasePaymentsPriorto842AdoptionDetails" xlink:type="extended" id="i7b2c9add5d1c4b7e85df94c66880f444_LeasesFutureMinimumLeasePaymentsPriorto842AdoptionDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_0b3f2b2a-2981-4c21-8bd7-e0585179dfcc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_0b3f2b2a-2981-4c21-8bd7-e0585179dfcc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_ce067ffa-8a93-46a0-a635-7193f59bd771" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_ce067ffa-8a93-46a0-a635-7193f59bd771" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_ea14dece-4f58-47cf-b2fc-5792a429b878" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_ea14dece-4f58-47cf-b2fc-5792a429b878" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_dc88660c-877b-4f1f-9cea-697f546fd698" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_dc88660c-877b-4f1f-9cea-697f546fd698" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_de4919fe-3a42-4681-9a98-9d2ce19db998" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_de4919fe-3a42-4681-9a98-9d2ce19db998" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_59bb3212-af4c-4a57-8df2-544f6baf4640" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_59bb3212-af4c-4a57-8df2-544f6baf4640" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_710f194c-de5f-4dc8-bd70-03624a5a2348" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_710f194c-de5f-4dc8-bd70-03624a5a2348" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_8144ec71-b47e-47ce-bcd5-c6fd4fb8f5b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_8976fef2-fd72-4c03-b4f5-c5d748e6fb77" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_8144ec71-b47e-47ce-bcd5-c6fd4fb8f5b4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionAxis_37335e3b-77eb-48c4-a9bb-ceeeadb3837a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_8144ec71-b47e-47ce-bcd5-c6fd4fb8f5b4" xlink:to="loc_us-gaap_RelatedPartyTransactionAxis_37335e3b-77eb-48c4-a9bb-ceeeadb3837a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_37335e3b-77eb-48c4-a9bb-ceeeadb3837a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_37335e3b-77eb-48c4-a9bb-ceeeadb3837a" xlink:to="loc_us-gaap_RelatedPartyTransactionDomain_37335e3b-77eb-48c4-a9bb-ceeeadb3837a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_148ee9ec-ded3-4dd7-bc05-b6ddfc087cab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_37335e3b-77eb-48c4-a9bb-ceeeadb3837a" xlink:to="loc_us-gaap_RelatedPartyTransactionDomain_148ee9ec-ded3-4dd7-bc05-b6ddfc087cab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_RelatedPartyAmountMember_7bfc00f9-2bd8-4a1e-9503-f2a5d2811204" xlink:href="wgo-20200829.xsd#wgo_RelatedPartyAmountMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_148ee9ec-ded3-4dd7-bc05-b6ddfc087cab" xlink:to="loc_wgo_RelatedPartyAmountMember_7bfc00f9-2bd8-4a1e-9503-f2a5d2811204" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_NonRelatedPartyAmountMember_0449be11-81fb-463f-81ef-1572bf5203bc" xlink:href="wgo-20200829.xsd#wgo_NonRelatedPartyAmountMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_148ee9ec-ded3-4dd7-bc05-b6ddfc087cab" xlink:to="loc_wgo_NonRelatedPartyAmountMember_0449be11-81fb-463f-81ef-1572bf5203bc" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/LeasesAdditionalLeaseCostsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#LeasesAdditionalLeaseCostsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/LeasesAdditionalLeaseCostsDetails" xlink:type="extended" id="i8d2f9683851d431dbebf1a5e910103d4_LeasesAdditionalLeaseCostsDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/EmployeeandRetireeBenefits" xlink:type="simple" xlink:href="wgo-20200829.xsd#EmployeeandRetireeBenefits"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/EmployeeandRetireeBenefits" xlink:type="extended" id="i2ea717921a7b419e95faf578c7d4c06a_EmployeeandRetireeBenefits"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/EmployeeandRetireeBenefitsTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#EmployeeandRetireeBenefitsTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/EmployeeandRetireeBenefitsTables" xlink:type="extended" id="iaeeb17c58e7a4c46840de6f2344fcd41_EmployeeandRetireeBenefitsTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/EmployeeandRetireeBenefitsPostretirementHealthCareandDeferredCompensationBenefitsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#EmployeeandRetireeBenefitsPostretirementHealthCareandDeferredCompensationBenefitsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/EmployeeandRetireeBenefitsPostretirementHealthCareandDeferredCompensationBenefitsDetails" xlink:type="extended" id="i2222a80cd7f849c194febfd02e523704_EmployeeandRetireeBenefitsPostretirementHealthCareandDeferredCompensationBenefitsDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/EmployeeandRetireeBenefitsDeferredCompensationNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#EmployeeandRetireeBenefitsDeferredCompensationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/EmployeeandRetireeBenefitsDeferredCompensationNarrativeDetails" xlink:type="extended" id="i0b2d549efb5f430ca5b71e89164eb83e_EmployeeandRetireeBenefitsDeferredCompensationNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DeferredCompensationArrangementWithIndividualVestingAge_99b75946-4d9f-4aee-aeea-4d162bfd2cc1" xlink:href="wgo-20200829.xsd#wgo_DeferredCompensationArrangementWithIndividualVestingAge"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_wgo_DeferredCompensationArrangementWithIndividualVestingAge_99b75946-4d9f-4aee-aeea-4d162bfd2cc1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DeferredCompensationArrangementRequisiteServicePeriod_958b55ad-d6d6-4246-8c9a-1a1f8a478477" xlink:href="wgo-20200829.xsd#wgo_DeferredCompensationArrangementRequisiteServicePeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_wgo_DeferredCompensationArrangementRequisiteServicePeriod_958b55ad-d6d6-4246-8c9a-1a1f8a478477" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DeferredCompensationArrangementRequisiteServicePeriodPriorToDecember1992_6ee2e2c2-376e-46b0-ab98-62f2a111129f" xlink:href="wgo-20200829.xsd#wgo_DeferredCompensationArrangementRequisiteServicePeriodPriorToDecember1992"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_wgo_DeferredCompensationArrangementRequisiteServicePeriodPriorToDecember1992_6ee2e2c2-376e-46b0-ab98-62f2a111129f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense_d21ad6f2-dbf2-4577-aa9c-0ccffe7c1dfb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense_d21ad6f2-dbf2-4577-aa9c-0ccffe7c1dfb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DeferredCompensationArrangementWithIndividualMaximumContractualTermAfterRetirement_3855b51f-1d19-4f3c-b55d-18748b45f4ad" xlink:href="wgo-20200829.xsd#wgo_DeferredCompensationArrangementWithIndividualMaximumContractualTermAfterRetirement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_wgo_DeferredCompensationArrangementWithIndividualMaximumContractualTermAfterRetirement_3855b51f-1d19-4f3c-b55d-18748b45f4ad" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DeferredCompensationArrangementWithIndividualMaximumSalaryDeferral_7f8adcd3-9eb4-4166-a053-27a1089c1155" xlink:href="wgo-20200829.xsd#wgo_DeferredCompensationArrangementWithIndividualMaximumSalaryDeferral"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_wgo_DeferredCompensationArrangementWithIndividualMaximumSalaryDeferral_7f8adcd3-9eb4-4166-a053-27a1089c1155" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_DeferredCompensationArrangementWithIndividualMaximumCashIncentiveAwardDeferral_1e3a369b-41f6-4a37-b9ff-761af7b1f268" xlink:href="wgo-20200829.xsd#wgo_DeferredCompensationArrangementWithIndividualMaximumCashIncentiveAwardDeferral"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_wgo_DeferredCompensationArrangementWithIndividualMaximumCashIncentiveAwardDeferral_1e3a369b-41f6-4a37-b9ff-761af7b1f268" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationPlanAssets_0448203e-56e8-4a16-af12-16ccd0a9da82" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredCompensationPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_us-gaap_DeferredCompensationPlanAssets_0448203e-56e8-4a16-af12-16ccd0a9da82" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_2ce98780-b874-4a2d-b8a6-04c59970b8f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_2ce98780-b874-4a2d-b8a6-04c59970b8f2" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_b8e16b51-046e-4a4e-af0c-1bdd4ca4acee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cdf3b94d-8f3c-43b2-aaf5-c09fb3cfc781" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_b8e16b51-046e-4a4e-af0c-1bdd4ca4acee" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis_bf6c4f9a-2ecc-44df-b065-c45c251e2caa" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_TitleOfIndividualAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_b8e16b51-046e-4a4e-af0c-1bdd4ca4acee" xlink:to="loc_srt_TitleOfIndividualAxis_bf6c4f9a-2ecc-44df-b065-c45c251e2caa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_bf6c4f9a-2ecc-44df-b065-c45c251e2caa_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_TitleOfIndividualAxis_bf6c4f9a-2ecc-44df-b065-c45c251e2caa" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_bf6c4f9a-2ecc-44df-b065-c45c251e2caa_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_097e2c07-6f64-4b8c-bf25-212e26df6a44" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_TitleOfIndividualAxis_bf6c4f9a-2ecc-44df-b065-c45c251e2caa" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_097e2c07-6f64-4b8c-bf25-212e26df6a44" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_KeyEmployeesMember_07a502b2-12c7-40ad-ae3d-447ec8b5488d" xlink:href="wgo-20200829.xsd#wgo_KeyEmployeesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_097e2c07-6f64-4b8c-bf25-212e26df6a44" xlink:to="loc_wgo_KeyEmployeesMember_07a502b2-12c7-40ad-ae3d-447ec8b5488d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_OfficersAndManagersMember_fcfa0b28-83cf-4ddb-960d-7aaee91bfff5" xlink:href="wgo-20200829.xsd#wgo_OfficersAndManagersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_097e2c07-6f64-4b8c-bf25-212e26df6a44" xlink:to="loc_wgo_OfficersAndManagersMember_fcfa0b28-83cf-4ddb-960d-7aaee91bfff5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_OfficersAndKeyEmployeesMember_8d7345bd-92a1-4a20-afa5-c162f7695e50" xlink:href="wgo-20200829.xsd#wgo_OfficersAndKeyEmployeesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_097e2c07-6f64-4b8c-bf25-212e26df6a44" xlink:to="loc_wgo_OfficersAndKeyEmployeesMember_8d7345bd-92a1-4a20-afa5-c162f7695e50" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameAxis_66c601fe-e6a9-4f2d-b613-163f4ba85459" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_b8e16b51-046e-4a4e-af0c-1bdd4ca4acee" xlink:to="loc_us-gaap_PlanNameAxis_66c601fe-e6a9-4f2d-b613-163f4ba85459" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_66c601fe-e6a9-4f2d-b613-163f4ba85459_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PlanNameAxis_66c601fe-e6a9-4f2d-b613-163f4ba85459" xlink:to="loc_us-gaap_PlanNameDomain_66c601fe-e6a9-4f2d-b613-163f4ba85459_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_902e9dc1-13c4-4b31-a1e8-ebaf1707296d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PlanNameAxis_66c601fe-e6a9-4f2d-b613-163f4ba85459" xlink:to="loc_us-gaap_PlanNameDomain_902e9dc1-13c4-4b31-a1e8-ebaf1707296d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ExecutiveDeferredCompensationPlan2007Member_5114a91c-6aac-4845-97ff-164f66454fe8" xlink:href="wgo-20200829.xsd#wgo_ExecutiveDeferredCompensationPlan2007Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_902e9dc1-13c4-4b31-a1e8-ebaf1707296d" xlink:to="loc_wgo_ExecutiveDeferredCompensationPlan2007Member_5114a91c-6aac-4845-97ff-164f66454fe8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_c37ef2a5-b2c9-4878-92d5-6ee4b2048258" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_b8e16b51-046e-4a4e-af0c-1bdd4ca4acee" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_c37ef2a5-b2c9-4878-92d5-6ee4b2048258" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_c37ef2a5-b2c9-4878-92d5-6ee4b2048258_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_c37ef2a5-b2c9-4878-92d5-6ee4b2048258" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_c37ef2a5-b2c9-4878-92d5-6ee4b2048258_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_065963e1-d94a-479b-a595-fcd7f640286e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_c37ef2a5-b2c9-4878-92d5-6ee4b2048258" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_065963e1-d94a-479b-a595-fcd7f640286e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_7331fd77-90c3-44f7-8445-9e6ab32b7e61" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_065963e1-d94a-479b-a595-fcd7f640286e" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_7331fd77-90c3-44f7-8445-9e6ab32b7e61" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_437a0dd6-31b0-4cc2-a9b6-89a4db5e8315" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_065963e1-d94a-479b-a595-fcd7f640286e" xlink:to="loc_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_437a0dd6-31b0-4cc2-a9b6-89a4db5e8315" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/EmployeeandRetireeBenefitsInvestmentinLifeInsuranceDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#EmployeeandRetireeBenefitsInvestmentinLifeInsuranceDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/EmployeeandRetireeBenefitsInvestmentinLifeInsuranceDetails" xlink:type="extended" id="ie85df9a9454244c5b1a021f2218c802b_EmployeeandRetireeBenefitsInvestmentinLifeInsuranceDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ContingentLiabilitiesandCommitments" xlink:type="simple" xlink:href="wgo-20200829.xsd#ContingentLiabilitiesandCommitments"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ContingentLiabilitiesandCommitments" xlink:type="extended" id="i2c9f538720f74fe89ce3de4b3dcefea8_ContingentLiabilitiesandCommitments"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ContingentLiabilitiesandCommitmentsTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#ContingentLiabilitiesandCommitmentsTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ContingentLiabilitiesandCommitmentsTables" xlink:type="extended" id="ie09eb2a2314544fa818c92b231c1d1f3_ContingentLiabilitiesandCommitmentsTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ContingentLiabilitiesandCommitmentsRepurchaseCommitmentsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#ContingentLiabilitiesandCommitmentsRepurchaseCommitmentsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ContingentLiabilitiesandCommitmentsRepurchaseCommitmentsDetails" xlink:type="extended" id="i2d7a7567b13648909677db241dcd9d07_ContingentLiabilitiesandCommitmentsRepurchaseCommitmentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentLineItems_aecada33-d617-488b-9ef2-57f0c82b71f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PurchaseCommitmentExcludingLongtermCommitmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_LossContingencyRepurchaseAgreementTerm_52101b2c-2fda-4bb1-bfd8-42a93fa8f95f" xlink:href="wgo-20200829.xsd#wgo_LossContingencyRepurchaseAgreementTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentLineItems_aecada33-d617-488b-9ef2-57f0c82b71f8" xlink:to="loc_wgo_LossContingencyRepurchaseAgreementTerm_52101b2c-2fda-4bb1-bfd8-42a93fa8f95f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_MaximumLiabilityPercentageOfDealerInvoiceRepurchaseAgreementTerm_5dc218e5-b0fa-4d10-b370-cab38c2405f7" xlink:href="wgo-20200829.xsd#wgo_MaximumLiabilityPercentageOfDealerInvoiceRepurchaseAgreementTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentLineItems_aecada33-d617-488b-9ef2-57f0c82b71f8" xlink:to="loc_wgo_MaximumLiabilityPercentageOfDealerInvoiceRepurchaseAgreementTerm_5dc218e5-b0fa-4d10-b370-cab38c2405f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyEstimateOfPossibleLoss_8ae011c2-c1cf-445e-978f-decbb5ae20d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyEstimateOfPossibleLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentLineItems_aecada33-d617-488b-9ef2-57f0c82b71f8" xlink:to="loc_us-gaap_LossContingencyEstimateOfPossibleLoss_8ae011c2-c1cf-445e-978f-decbb5ae20d4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_AccruedLossOnRepurchases_b68663ee-0a88-48ad-8761-de691253da48" xlink:href="wgo-20200829.xsd#wgo_AccruedLossOnRepurchases"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentLineItems_aecada33-d617-488b-9ef2-57f0c82b71f8" xlink:to="loc_wgo_AccruedLossOnRepurchases_b68663ee-0a88-48ad-8761-de691253da48" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentTable_5c4d9731-f586-4ef2-acdc-ded346d2ea4c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PurchaseCommitmentExcludingLongtermCommitmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentLineItems_aecada33-d617-488b-9ef2-57f0c82b71f8" xlink:to="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentTable_5c4d9731-f586-4ef2-acdc-ded346d2ea4c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_4da8676a-dfda-4aeb-af60-a724a3f4dcba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_PurchaseCommitmentExcludingLongtermCommitmentTable_5c4d9731-f586-4ef2-acdc-ded346d2ea4c" xlink:to="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_4da8676a-dfda-4aeb-af60-a724a3f4dcba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyNatureDomain_4da8676a-dfda-4aeb-af60-a724a3f4dcba_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyNatureDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_4da8676a-dfda-4aeb-af60-a724a3f4dcba" xlink:to="loc_us-gaap_LossContingencyNatureDomain_4da8676a-dfda-4aeb-af60-a724a3f4dcba_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyNatureDomain_8bfd9253-eeaa-40a7-93c0-57dddccb7b8e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyNatureDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_4da8676a-dfda-4aeb-af60-a724a3f4dcba" xlink:to="loc_us-gaap_LossContingencyNatureDomain_8bfd9253-eeaa-40a7-93c0-57dddccb7b8e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ObligationToRepurchaseFromDealersMember_6c28a751-fb0d-444f-884e-a793536db24e" xlink:href="wgo-20200829.xsd#wgo_ObligationToRepurchaseFromDealersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_8bfd9253-eeaa-40a7-93c0-57dddccb7b8e" xlink:to="loc_wgo_ObligationToRepurchaseFromDealersMember_6c28a751-fb0d-444f-884e-a793536db24e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/ContingentLiabilitiesandCommitmentsScheduleofRepurchasedActivityDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#ContingentLiabilitiesandCommitmentsScheduleofRepurchasedActivityDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/ContingentLiabilitiesandCommitmentsScheduleofRepurchasedActivityDetails" xlink:type="extended" id="i75fcd5f4bf6b48cc91c8a38b79560fd9_ContingentLiabilitiesandCommitmentsScheduleofRepurchasedActivityDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/RevenueRecognition" xlink:type="simple" xlink:href="wgo-20200829.xsd#RevenueRecognition"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/RevenueRecognition" xlink:type="extended" id="i3c33dfe1077c4fe09d8afbd503c8b267_RevenueRecognition"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/RevenueRecognitionTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#RevenueRecognitionTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/RevenueRecognitionTables" xlink:type="extended" id="i7b71688459a841f38bf4b6d1a0ec62d8_RevenueRecognitionTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/RevenueRecognitionDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#RevenueRecognitionDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/RevenueRecognitionDetails" xlink:type="extended" id="i8ac1cbfeb52a4acbbf01d9b1e7356e67_RevenueRecognitionDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_f251d65e-4532-465c-9bf7-b87b89a4e18a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_10a194d7-4fa5-4ffe-a063-f94634c7da3d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_f251d65e-4532-465c-9bf7-b87b89a4e18a" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_10a194d7-4fa5-4ffe-a063-f94634c7da3d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_d55a99b9-79cf-4cc6-9f18-1e4ae7d27541" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_f251d65e-4532-465c-9bf7-b87b89a4e18a" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_d55a99b9-79cf-4cc6-9f18-1e4ae7d27541" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_67a71661-baf3-41f3-b329-aaad8a3e9a62" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_d55a99b9-79cf-4cc6-9f18-1e4ae7d27541" xlink:to="loc_srt_ConsolidationItemsAxis_67a71661-baf3-41f3-b329-aaad8a3e9a62" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_67a71661-baf3-41f3-b329-aaad8a3e9a62_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_67a71661-baf3-41f3-b329-aaad8a3e9a62" xlink:to="loc_srt_ConsolidationItemsDomain_67a71661-baf3-41f3-b329-aaad8a3e9a62_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_c64a8bad-d028-4b7d-8638-c59b11124714" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_67a71661-baf3-41f3-b329-aaad8a3e9a62" xlink:to="loc_srt_ConsolidationItemsDomain_c64a8bad-d028-4b7d-8638-c59b11124714" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_b1d13958-265e-49ba-ae92-c55d3b846dc4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_c64a8bad-d028-4b7d-8638-c59b11124714" xlink:to="loc_us-gaap_OperatingSegmentsMember_b1d13958-265e-49ba-ae92-c55d3b846dc4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_CorporateAndReconcilingItemsMember_dd68c5a7-78ec-4fbb-8ce5-a72688fad849" xlink:href="wgo-20200829.xsd#wgo_CorporateAndReconcilingItemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_c64a8bad-d028-4b7d-8638-c59b11124714" xlink:to="loc_wgo_CorporateAndReconcilingItemsMember_dd68c5a7-78ec-4fbb-8ce5-a72688fad849" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_b494915c-7690-4465-83a3-2fd1d1a1bf96" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_d55a99b9-79cf-4cc6-9f18-1e4ae7d27541" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_b494915c-7690-4465-83a3-2fd1d1a1bf96" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b494915c-7690-4465-83a3-2fd1d1a1bf96_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b494915c-7690-4465-83a3-2fd1d1a1bf96" xlink:to="loc_us-gaap_SegmentDomain_b494915c-7690-4465-83a3-2fd1d1a1bf96_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_a91fd892-48a9-456a-ac7d-98aa137e94a5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b494915c-7690-4465-83a3-2fd1d1a1bf96" xlink:to="loc_us-gaap_SegmentDomain_a91fd892-48a9-456a-ac7d-98aa137e94a5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TowableSegmentMember_bc443cbf-7e42-4787-a670-868c5f62807f" xlink:href="wgo-20200829.xsd#wgo_TowableSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_a91fd892-48a9-456a-ac7d-98aa137e94a5" xlink:to="loc_wgo_TowableSegmentMember_bc443cbf-7e42-4787-a670-868c5f62807f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_MotorhomeSegmentMember_8dc2a3fa-cc95-4dc3-be26-5b03e0be73ce" xlink:href="wgo-20200829.xsd#wgo_MotorhomeSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_a91fd892-48a9-456a-ac7d-98aa137e94a5" xlink:to="loc_wgo_MotorhomeSegmentMember_8dc2a3fa-cc95-4dc3-be26-5b03e0be73ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_b9c41bfc-8dbd-4a6b-95e3-fbc87f073c49" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_d55a99b9-79cf-4cc6-9f18-1e4ae7d27541" xlink:to="loc_srt_ProductOrServiceAxis_b9c41bfc-8dbd-4a6b-95e3-fbc87f073c49" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_b9c41bfc-8dbd-4a6b-95e3-fbc87f073c49_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_b9c41bfc-8dbd-4a6b-95e3-fbc87f073c49" xlink:to="loc_srt_ProductsAndServicesDomain_b9c41bfc-8dbd-4a6b-95e3-fbc87f073c49_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_b67f9989-e161-4d15-9f18-ef2c6c055dc1" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_b9c41bfc-8dbd-4a6b-95e3-fbc87f073c49" xlink:to="loc_srt_ProductsAndServicesDomain_b67f9989-e161-4d15-9f18-ef2c6c055dc1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_FifthWheelMember_0033003e-953d-493b-ad33-0393bbc8aa62" xlink:href="wgo-20200829.xsd#wgo_FifthWheelMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_b67f9989-e161-4d15-9f18-ef2c6c055dc1" xlink:to="loc_wgo_FifthWheelMember_0033003e-953d-493b-ad33-0393bbc8aa62" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TravelTrailerMember_2b025c0d-c201-4da0-b4ac-3c1d8c57e48b" xlink:href="wgo-20200829.xsd#wgo_TravelTrailerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_b67f9989-e161-4d15-9f18-ef2c6c055dc1" xlink:to="loc_wgo_TravelTrailerMember_2b025c0d-c201-4da0-b4ac-3c1d8c57e48b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductAndServiceOtherMember_d6378e7e-b85e-44e4-897d-70a714e9f740" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProductAndServiceOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_b67f9989-e161-4d15-9f18-ef2c6c055dc1" xlink:to="loc_us-gaap_ProductAndServiceOtherMember_d6378e7e-b85e-44e4-897d-70a714e9f740" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ClassAMember_426a2488-a64d-400b-bb0d-775f55ac6dad" xlink:href="wgo-20200829.xsd#wgo_ClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_b67f9989-e161-4d15-9f18-ef2c6c055dc1" xlink:to="loc_wgo_ClassAMember_426a2488-a64d-400b-bb0d-775f55ac6dad" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ClassBMember_841f4115-d7b1-45e4-bf81-003800255f19" xlink:href="wgo-20200829.xsd#wgo_ClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_b67f9989-e161-4d15-9f18-ef2c6c055dc1" xlink:to="loc_wgo_ClassBMember_841f4115-d7b1-45e4-bf81-003800255f19" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ClassCMember_872c4374-7ab1-4bde-88c2-364f4c03fc53" xlink:href="wgo-20200829.xsd#wgo_ClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_b67f9989-e161-4d15-9f18-ef2c6c055dc1" xlink:to="loc_wgo_ClassCMember_872c4374-7ab1-4bde-88c2-364f4c03fc53" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/StockBasedCompensationPlans" xlink:type="simple" xlink:href="wgo-20200829.xsd#StockBasedCompensationPlans"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/StockBasedCompensationPlans" xlink:type="extended" id="ibdcc55084a0746c0973635120cbcf688_StockBasedCompensationPlans"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/StockBasedCompensationPlansTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#StockBasedCompensationPlansTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/StockBasedCompensationPlansTables" xlink:type="extended" id="i4afbfead8ca042b79620ed36d1440152_StockBasedCompensationPlansTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/StockBasedCompensationPlansNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#StockBasedCompensationPlansNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/StockBasedCompensationPlansNarrativeDetails" xlink:type="extended" id="i95049cdc18ee402d8d8ce086691dc2ac_StockBasedCompensationPlansNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_71f31bbf-994b-4f96-8ade-b5e2e978e5c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_71f31bbf-994b-4f96-8ade-b5e2e978e5c7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_d9404270-a43e-4d72-b99f-4466e631cdcc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_d9404270-a43e-4d72-b99f-4466e631cdcc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_9fc7625a-0ea7-4c21-8f1a-47e41539fe3e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_9fc7625a-0ea7-4c21-8f1a-47e41539fe3e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPriceOfferingDate_ed415a5a-bd9a-44b3-8d6d-21d6ae80fa25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPriceOfferingDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPriceOfferingDate_ed415a5a-bd9a-44b3-8d6d-21d6ae80fa25" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermOfSaleRestrictionPeriodAfterGrant_52175cf5-4a43-4572-bfe7-fb86a19c7ee8" xlink:href="wgo-20200829.xsd#wgo_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermOfSaleRestrictionPeriodAfterGrant"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_wgo_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermOfSaleRestrictionPeriodAfterGrant_52175cf5-4a43-4572-bfe7-fb86a19c7ee8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_196f7512-90df-454d-b2d5-abe65b202407" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_196f7512-90df-454d-b2d5-abe65b202407" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_77d098ba-7be3-4074-addf-21487b5f02d3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_77d098ba-7be3-4074-addf-21487b5f02d3" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_0d640d15-53f0-4fd0-a790-eaeeeeb5428e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_0d640d15-53f0-4fd0-a790-eaeeeeb5428e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_e35f44ec-a368-4027-a7ab-6f6ca0692232" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_e35f44ec-a368-4027-a7ab-6f6ca0692232" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_a48e0d07-3c05-4b0a-92da-8ae251ef65b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_a48e0d07-3c05-4b0a-92da-8ae251ef65b4" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_409e6fdf-482f-4c27-b60d-c1cbf5cd7e5d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_409e6fdf-482f-4c27-b60d-c1cbf5cd7e5d" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockGrantedDuringPeriodValueSharebasedCompensationGross_31c5cc07-d8d5-4afe-ae8e-6e436a864ce0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockGrantedDuringPeriodValueSharebasedCompensationGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_StockGrantedDuringPeriodValueSharebasedCompensationGross_31c5cc07-d8d5-4afe-ae8e-6e436a864ce0" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsClosingPriceOfCommonStockOnGrantDate_f6dd9b9b-ab81-443d-b6cf-1a35748c5359" xlink:href="wgo-20200829.xsd#wgo_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsClosingPriceOfCommonStockOnGrantDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_wgo_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsClosingPriceOfCommonStockOnGrantDate_f6dd9b9b-ab81-443d-b6cf-1a35748c5359" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_4367886c-dc55-434d-bb15-7995c21b0f9a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_4367886c-dc55-434d-bb15-7995c21b0f9a" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_9c00ef3f-f76c-4b02-a68e-f621934a0a9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_9c00ef3f-f76c-4b02-a68e-f621934a0a9d" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_362d4187-188d-407d-a97c-749794bc05f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_362d4187-188d-407d-a97c-749794bc05f7" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ba786977-18cb-48ca-80c7-d4c2f84782a9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_baf51b24-9cd7-4065-9e77-312923eeac81" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ba786977-18cb-48ca-80c7-d4c2f84782a9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_f8abd0d4-84d3-4364-9ee3-cde123eee13e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ba786977-18cb-48ca-80c7-d4c2f84782a9" xlink:to="loc_us-gaap_AwardTypeAxis_f8abd0d4-84d3-4364-9ee3-cde123eee13e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f8abd0d4-84d3-4364-9ee3-cde123eee13e_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_f8abd0d4-84d3-4364-9ee3-cde123eee13e" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f8abd0d4-84d3-4364-9ee3-cde123eee13e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_588c6d9c-f307-4070-92f1-2edffbb8c9ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_f8abd0d4-84d3-4364-9ee3-cde123eee13e" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_588c6d9c-f307-4070-92f1-2edffbb8c9ef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockMember_a5158390-6d8b-4ac7-b186-c93813a2015c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_588c6d9c-f307-4070-92f1-2edffbb8c9ef" xlink:to="loc_us-gaap_EmployeeStockMember_a5158390-6d8b-4ac7-b186-c93813a2015c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TimeBasedShareAwardsMember_a169ba9d-0782-486e-88d5-f8b5d8e3e96c" xlink:href="wgo-20200829.xsd#wgo_TimeBasedShareAwardsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_588c6d9c-f307-4070-92f1-2edffbb8c9ef" xlink:to="loc_wgo_TimeBasedShareAwardsMember_a169ba9d-0782-486e-88d5-f8b5d8e3e96c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_6e19b72a-db3b-4ee5-8206-1701638a4842" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_588c6d9c-f307-4070-92f1-2edffbb8c9ef" xlink:to="loc_us-gaap_PerformanceSharesMember_6e19b72a-db3b-4ee5-8206-1701638a4842" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_7be1e266-5d4f-4242-b020-498dee7c4ea5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_588c6d9c-f307-4070-92f1-2edffbb8c9ef" xlink:to="loc_us-gaap_EmployeeStockOptionMember_7be1e266-5d4f-4242-b020-498dee7c4ea5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_2e9aee24-eb7b-4833-a8b5-454a60f8a403" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_588c6d9c-f307-4070-92f1-2edffbb8c9ef" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_2e9aee24-eb7b-4833-a8b5-454a60f8a403" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameAxis_086ed7cf-e527-4dc4-b0e5-c068400dad8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ba786977-18cb-48ca-80c7-d4c2f84782a9" xlink:to="loc_us-gaap_PlanNameAxis_086ed7cf-e527-4dc4-b0e5-c068400dad8c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_086ed7cf-e527-4dc4-b0e5-c068400dad8c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PlanNameAxis_086ed7cf-e527-4dc4-b0e5-c068400dad8c" xlink:to="loc_us-gaap_PlanNameDomain_086ed7cf-e527-4dc4-b0e5-c068400dad8c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_90f6bc75-4d1a-4692-91ec-16c7aceb8e50" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PlanNameAxis_086ed7cf-e527-4dc4-b0e5-c068400dad8c" xlink:to="loc_us-gaap_PlanNameDomain_90f6bc75-4d1a-4692-91ec-16c7aceb8e50" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_IncentiveCompensationPlan2019Member_42e61516-1f76-441c-b6d0-42df4a006f6c" xlink:href="wgo-20200829.xsd#wgo_IncentiveCompensationPlan2019Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_90f6bc75-4d1a-4692-91ec-16c7aceb8e50" xlink:to="loc_wgo_IncentiveCompensationPlan2019Member_42e61516-1f76-441c-b6d0-42df4a006f6c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis_eebf954b-6ec4-4d24-9d2d-652f40da4d29" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_TitleOfIndividualAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ba786977-18cb-48ca-80c7-d4c2f84782a9" xlink:to="loc_srt_TitleOfIndividualAxis_eebf954b-6ec4-4d24-9d2d-652f40da4d29" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_eebf954b-6ec4-4d24-9d2d-652f40da4d29_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_TitleOfIndividualAxis_eebf954b-6ec4-4d24-9d2d-652f40da4d29" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_eebf954b-6ec4-4d24-9d2d-652f40da4d29_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_7c7d8a33-c1c4-47a2-a597-e66d0fb1fc3b" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_TitleOfIndividualAxis_eebf954b-6ec4-4d24-9d2d-652f40da4d29" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_7c7d8a33-c1c4-47a2-a597-e66d0fb1fc3b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_KeyManagementMember_22bf0405-25b6-4ed2-a0fc-3f221f0bb52c" xlink:href="wgo-20200829.xsd#wgo_KeyManagementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_7c7d8a33-c1c4-47a2-a597-e66d0fb1fc3b" xlink:to="loc_wgo_KeyManagementMember_22bf0405-25b6-4ed2-a0fc-3f221f0bb52c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_DirectorMember_d83795af-4cff-4e80-815f-57648869d6ea" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_DirectorMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_7c7d8a33-c1c4-47a2-a597-e66d0fb1fc3b" xlink:to="loc_srt_DirectorMember_d83795af-4cff-4e80-815f-57648869d6ea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_e61c9ca4-1e03-4a90-a1aa-2ebb67ee9171" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ba786977-18cb-48ca-80c7-d4c2f84782a9" xlink:to="loc_srt_StatementScenarioAxis_e61c9ca4-1e03-4a90-a1aa-2ebb67ee9171" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_e61c9ca4-1e03-4a90-a1aa-2ebb67ee9171_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_e61c9ca4-1e03-4a90-a1aa-2ebb67ee9171" xlink:to="loc_srt_ScenarioUnspecifiedDomain_e61c9ca4-1e03-4a90-a1aa-2ebb67ee9171_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_ec368cec-df50-4f08-9198-3c27c38ed1fd" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_e61c9ca4-1e03-4a90-a1aa-2ebb67ee9171" xlink:to="loc_srt_ScenarioUnspecifiedDomain_ec368cec-df50-4f08-9198-3c27c38ed1fd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioForecastMember_60842347-f56c-4d90-9d75-1506f190bf9a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioForecastMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ScenarioUnspecifiedDomain_ec368cec-df50-4f08-9198-3c27c38ed1fd" xlink:to="loc_srt_ScenarioForecastMember_60842347-f56c-4d90-9d75-1506f190bf9a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_55841a5f-9674-45c9-ae04-23f170ee0a9c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ba786977-18cb-48ca-80c7-d4c2f84782a9" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_55841a5f-9674-45c9-ae04-23f170ee0a9c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_55841a5f-9674-45c9-ae04-23f170ee0a9c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_55841a5f-9674-45c9-ae04-23f170ee0a9c" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_55841a5f-9674-45c9-ae04-23f170ee0a9c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_5532c3be-22f8-4c7e-854a-2a77ad89f1b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_55841a5f-9674-45c9-ae04-23f170ee0a9c" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_5532c3be-22f8-4c7e-854a-2a77ad89f1b6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_9c631e21-6462-4350-bbfa-eef7069f3e7e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_5532c3be-22f8-4c7e-854a-2a77ad89f1b6" xlink:to="loc_us-gaap_SubsequentEventMember_9c631e21-6462-4350-bbfa-eef7069f3e7e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/StockBasedCompensationPlansExpenseComponentsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#StockBasedCompensationPlansExpenseComponentsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/StockBasedCompensationPlansExpenseComponentsDetails" xlink:type="extended" id="ie48dd736f88040ce8c85d3f54f6e9aa8_StockBasedCompensationPlansExpenseComponentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a8975be3-f28a-4cc8-81d9-036169e6e87c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_8dbff783-a7da-4b70-a68a-2c6f6db1c070" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a8975be3-f28a-4cc8-81d9-036169e6e87c" xlink:to="loc_us-gaap_ShareBasedCompensation_8dbff783-a7da-4b70-a68a-2c6f6db1c070" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_870f48de-c464-4ef1-84d7-b1f328903e61" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a8975be3-f28a-4cc8-81d9-036169e6e87c" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_870f48de-c464-4ef1-84d7-b1f328903e61" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_4b5cd664-b3bd-4d93-b00e-52ad8f52c349" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_870f48de-c464-4ef1-84d7-b1f328903e61" xlink:to="loc_us-gaap_AwardTypeAxis_4b5cd664-b3bd-4d93-b00e-52ad8f52c349" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4b5cd664-b3bd-4d93-b00e-52ad8f52c349_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_4b5cd664-b3bd-4d93-b00e-52ad8f52c349" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4b5cd664-b3bd-4d93-b00e-52ad8f52c349_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a3f18498-70c1-4342-8e7d-cacc5e00413d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_4b5cd664-b3bd-4d93-b00e-52ad8f52c349" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a3f18498-70c1-4342-8e7d-cacc5e00413d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TimeBasedShareAwardsMember_aeb38df0-43be-41cc-9821-bf1d13233c7c" xlink:href="wgo-20200829.xsd#wgo_TimeBasedShareAwardsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a3f18498-70c1-4342-8e7d-cacc5e00413d" xlink:to="loc_wgo_TimeBasedShareAwardsMember_aeb38df0-43be-41cc-9821-bf1d13233c7c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_a9a72884-6621-495d-b977-e9eb8d3915bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a3f18498-70c1-4342-8e7d-cacc5e00413d" xlink:to="loc_us-gaap_PerformanceSharesMember_a9a72884-6621-495d-b977-e9eb8d3915bd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_984e2a48-8cb5-4466-917b-a919125dccbf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a3f18498-70c1-4342-8e7d-cacc5e00413d" xlink:to="loc_us-gaap_EmployeeStockOptionMember_984e2a48-8cb5-4466-917b-a919125dccbf" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_OtherEquityAwardsMember_20781edd-26ea-455b-97da-b947c238db25" xlink:href="wgo-20200829.xsd#wgo_OtherEquityAwardsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a3f18498-70c1-4342-8e7d-cacc5e00413d" xlink:to="loc_wgo_OtherEquityAwardsMember_20781edd-26ea-455b-97da-b947c238db25" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/StockBasedCompensationPlansShareAwardsActivityDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#StockBasedCompensationPlansShareAwardsActivityDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/StockBasedCompensationPlansShareAwardsActivityDetails" xlink:type="extended" id="i44a22512a3d0459eab7dc1bc20425cfe_StockBasedCompensationPlansShareAwardsActivityDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_19fe5519-14f4-4eb7-a2fc-3f962d02e5c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4f8560f2-3b9f-4109-9cf6-12164f9758eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_19fe5519-14f4-4eb7-a2fc-3f962d02e5c6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4f8560f2-3b9f-4109-9cf6-12164f9758eb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_e2653202-568c-461d-a25e-1f469ead7d56" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4f8560f2-3b9f-4109-9cf6-12164f9758eb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_e2653202-568c-461d-a25e-1f469ead7d56" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_6ba0394c-fbd1-4fed-bbd6-4e7b36c4c9db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4f8560f2-3b9f-4109-9cf6-12164f9758eb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_6ba0394c-fbd1-4fed-bbd6-4e7b36c4c9db" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_dbb7225d-bdac-4ca8-9f02-83f7f32869c8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4f8560f2-3b9f-4109-9cf6-12164f9758eb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_dbb7225d-bdac-4ca8-9f02-83f7f32869c8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_fec9e4a5-2f4a-4c31-95d9-a62dfe7a9f84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4f8560f2-3b9f-4109-9cf6-12164f9758eb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_fec9e4a5-2f4a-4c31-95d9-a62dfe7a9f84" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_c0ed9a05-6d19-462f-af5c-7be23992474c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_7045baa0-fe9a-47a7-91a3-d52de40c6337" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_19fe5519-14f4-4eb7-a2fc-3f962d02e5c6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_7045baa0-fe9a-47a7-91a3-d52de40c6337" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_7e935c9a-6094-43b7-9377-a5f0d8531224" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_7045baa0-fe9a-47a7-91a3-d52de40c6337" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_7e935c9a-6094-43b7-9377-a5f0d8531224" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_74d2c36a-8a51-4067-8ac0-6dca7b3f6641" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_7045baa0-fe9a-47a7-91a3-d52de40c6337" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_74d2c36a-8a51-4067-8ac0-6dca7b3f6641" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_c71e8527-56e6-443b-8137-1f6429edd829" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_7045baa0-fe9a-47a7-91a3-d52de40c6337" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_c71e8527-56e6-443b-8137-1f6429edd829" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_b0d39d84-df6e-438f-a69a-e1a6685a53cf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_7045baa0-fe9a-47a7-91a3-d52de40c6337" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_b0d39d84-df6e-438f-a69a-e1a6685a53cf" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_0bce7fe0-cb54-489f-b196-938fc6f251cd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_177d4930-152f-4f49-a464-2a24200b5c54" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_19fe5519-14f4-4eb7-a2fc-3f962d02e5c6" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_177d4930-152f-4f49-a464-2a24200b5c54" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_6560b643-8eb0-4edc-b921-8f63c68a91bb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_177d4930-152f-4f49-a464-2a24200b5c54" xlink:to="loc_us-gaap_AwardTypeAxis_6560b643-8eb0-4edc-b921-8f63c68a91bb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_6560b643-8eb0-4edc-b921-8f63c68a91bb_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_6560b643-8eb0-4edc-b921-8f63c68a91bb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_6560b643-8eb0-4edc-b921-8f63c68a91bb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3451c048-71b4-4445-9503-4d2fed4af784" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_6560b643-8eb0-4edc-b921-8f63c68a91bb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3451c048-71b4-4445-9503-4d2fed4af784" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_TimeBasedShareAwardsMember_26291f60-2535-4f92-bc43-89f91782af12" xlink:href="wgo-20200829.xsd#wgo_TimeBasedShareAwardsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3451c048-71b4-4445-9503-4d2fed4af784" xlink:to="loc_wgo_TimeBasedShareAwardsMember_26291f60-2535-4f92-bc43-89f91782af12" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_d55d0d04-d32e-498e-b34f-24fc5ffeee9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3451c048-71b4-4445-9503-4d2fed4af784" xlink:to="loc_us-gaap_PerformanceSharesMember_d55d0d04-d32e-498e-b34f-24fc5ffeee9f" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/StockBasedCompensationPlansStockOptionActivityDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#StockBasedCompensationPlansStockOptionActivityDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/StockBasedCompensationPlansStockOptionActivityDetails" xlink:type="extended" id="ie7a03db806a5415f888f70fddf1bcc03_StockBasedCompensationPlansStockOptionActivityDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/StockBasedCompensationPlansStockOptionValuationAssumptionsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#StockBasedCompensationPlansStockOptionValuationAssumptionsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/StockBasedCompensationPlansStockOptionValuationAssumptionsDetails" xlink:type="extended" id="i6e42e7f1bf4544908bbe20f93cfb8b6f_StockBasedCompensationPlansStockOptionValuationAssumptionsDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/Restructuring" xlink:type="simple" xlink:href="wgo-20200829.xsd#Restructuring"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/Restructuring" xlink:type="extended" id="i9a9410b1e60e47c9b6f41ceaeda44466_Restructuring"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/RestructuringTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#RestructuringTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/RestructuringTables" xlink:type="extended" id="ie2c05b748d0e49bd9bcbcee57a39facd_RestructuringTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/RestructuringDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#RestructuringDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/RestructuringDetails" xlink:type="extended" id="ie2fffe944eae4df58b186c4fdc9e320e_RestructuringDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_4b806aba-5f1b-4c62-a595-ebf75eb2737b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_1b5ba55a-64df-4bd6-93c4-c943cd2b34f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4b806aba-5f1b-4c62-a595-ebf75eb2737b" xlink:to="loc_us-gaap_RestructuringCharges_1b5ba55a-64df-4bd6-93c4-c943cd2b34f1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringAndRelatedCostExpectedCostRemaining1_de7291b7-5f1a-4fa9-9051-95d20c6f7fac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringAndRelatedCostExpectedCostRemaining1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4b806aba-5f1b-4c62-a595-ebf75eb2737b" xlink:to="loc_us-gaap_RestructuringAndRelatedCostExpectedCostRemaining1_de7291b7-5f1a-4fa9-9051-95d20c6f7fac" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_c4258947-a4c4-47ee-a2fe-6ca1ff24b701" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4b806aba-5f1b-4c62-a595-ebf75eb2737b" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_c4258947-a4c4-47ee-a2fe-6ca1ff24b701" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_cfdffd14-ce53-4587-bb57-0e59fe2958ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_c4258947-a4c4-47ee-a2fe-6ca1ff24b701" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_cfdffd14-ce53-4587-bb57-0e59fe2958ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_cfdffd14-ce53-4587-bb57-0e59fe2958ed_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_cfdffd14-ce53-4587-bb57-0e59fe2958ed" xlink:to="loc_us-gaap_SegmentDomain_cfdffd14-ce53-4587-bb57-0e59fe2958ed_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_ff037c3a-d1de-4bb0-b9a4-a1a4f3f5309a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_cfdffd14-ce53-4587-bb57-0e59fe2958ed" xlink:to="loc_us-gaap_SegmentDomain_ff037c3a-d1de-4bb0-b9a4-a1a4f3f5309a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_MotorhomeSegmentMember_49dc1085-0f53-4713-878f-feb4331a8565" xlink:href="wgo-20200829.xsd#wgo_MotorhomeSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ff037c3a-d1de-4bb0-b9a4-a1a4f3f5309a" xlink:to="loc_wgo_MotorhomeSegmentMember_49dc1085-0f53-4713-878f-feb4331a8565" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_2d751e24-e822-4df8-9d4a-a7ef494cccf1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_c4258947-a4c4-47ee-a2fe-6ca1ff24b701" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_2d751e24-e822-4df8-9d4a-a7ef494cccf1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_2d751e24-e822-4df8-9d4a-a7ef494cccf1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_2d751e24-e822-4df8-9d4a-a7ef494cccf1" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_2d751e24-e822-4df8-9d4a-a7ef494cccf1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_06275113-4b45-4b2f-9e23-901a89b7604a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_2d751e24-e822-4df8-9d4a-a7ef494cccf1" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_06275113-4b45-4b2f-9e23-901a89b7604a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_9c3311ef-c8b2-440b-b285-9aeeebb566c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_06275113-4b45-4b2f-9e23-901a89b7604a" xlink:to="loc_us-gaap_CostOfSalesMember_9c3311ef-c8b2-440b-b285-9aeeebb566c0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_4c47124d-c978-42b1-b113-6bd1aa62fc00" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_06275113-4b45-4b2f-9e23-901a89b7604a" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_4c47124d-c978-42b1-b113-6bd1aa62fc00" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_fd39fa86-746a-4f69-9234-f0303164c6c3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_c4258947-a4c4-47ee-a2fe-6ca1ff24b701" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_fd39fa86-746a-4f69-9234-f0303164c6c3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_fd39fa86-746a-4f69-9234-f0303164c6c3_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_fd39fa86-746a-4f69-9234-f0303164c6c3" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_fd39fa86-746a-4f69-9234-f0303164c6c3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_33141b74-4c4f-4755-a889-a34e862e1696" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_fd39fa86-746a-4f69-9234-f0303164c6c3" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_33141b74-4c4f-4755-a889-a34e862e1696" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FacilityClosingMember_744ef63f-cdc4-4224-9500-b6b393311399" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FacilityClosingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_33141b74-4c4f-4755-a889-a34e862e1696" xlink:to="loc_us-gaap_FacilityClosingMember_744ef63f-cdc4-4224-9500-b6b393311399" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeTaxes" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeTaxes"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeTaxes" xlink:type="extended" id="iceeaf2ee3b524fa5b393f4b916589f0b_IncomeTaxes"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeTaxesTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeTaxesTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeTaxesTables" xlink:type="extended" id="i3030b2161cd64500a41aaadffaf6297e_IncomeTaxesTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeTaxesComponentsofIncomeTaxBenefitProvisionDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeTaxesComponentsofIncomeTaxBenefitProvisionDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeTaxesComponentsofIncomeTaxBenefitProvisionDetails" xlink:type="extended" id="i3fafe6575c6b431cb0b37c791f8f2b78_IncomeTaxesComponentsofIncomeTaxBenefitProvisionDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeTaxesReconciliationofUSStatutoryIncomeTaxRateDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeTaxesReconciliationofUSStatutoryIncomeTaxRateDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeTaxesReconciliationofUSStatutoryIncomeTaxRateDetails" xlink:type="extended" id="i2915ae98527048adb7b5a75951e28dc1_IncomeTaxesReconciliationofUSStatutoryIncomeTaxRateDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeTaxesNarrativeDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeTaxesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeTaxesNarrativeDetails" xlink:type="extended" id="i3d3efd3930c04830b6fd5d1f55325666_IncomeTaxesNarrativeDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeTaxesSignificantItemsComprisingDeferredTaxesDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeTaxesSignificantItemsComprisingDeferredTaxesDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeTaxesSignificantItemsComprisingDeferredTaxesDetails" xlink:type="extended" id="i22cc03ad9f0b4fe4a4f2389c0744c124_IncomeTaxesSignificantItemsComprisingDeferredTaxesDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeTaxesChangesinUnrecognizedTaxBenefitsDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeTaxesChangesinUnrecognizedTaxBenefitsDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeTaxesChangesinUnrecognizedTaxBenefitsDetails" xlink:type="extended" id="i86487ae260f54d97be7c3233be98ed17_IncomeTaxesChangesinUnrecognizedTaxBenefitsDetails"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeperShare" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeperShare"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeperShare" xlink:type="extended" id="i1ba3e42a98e544a189b1c15694d444ea_IncomeperShare"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeperShareTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeperShareTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeperShareTables" xlink:type="extended" id="ie8d588077af6471583c970db8ac03a22_IncomeperShareTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/IncomeperShareCalculationofBasicandDilutedIncomePerShareDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#IncomeperShareCalculationofBasicandDilutedIncomePerShareDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/IncomeperShareCalculationofBasicandDilutedIncomePerShareDetails" xlink:type="extended" id="i74a59b6e9353432a87afa95b7361e928_IncomeperShareCalculationofBasicandDilutedIncomePerShareDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedLineItems_0150c38c-5d85-4e7d-8ac0-621bbbd7a533" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDilutedLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_255bf69a-93e7-4746-bbbc-b0b2a0534371" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_0150c38c-5d85-4e7d-8ac0-621bbbd7a533" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_255bf69a-93e7-4746-bbbc-b0b2a0534371" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_4cfdeb84-0dca-4b18-8834-2bc63b0c49bb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_255bf69a-93e7-4746-bbbc-b0b2a0534371" xlink:to="loc_us-gaap_NetIncomeLoss_4cfdeb84-0dca-4b18-8834-2bc63b0c49bb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_9f522601-440c-4625-8dc8-64a7237d4f9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_0150c38c-5d85-4e7d-8ac0-621bbbd7a533" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_9f522601-440c-4625-8dc8-64a7237d4f9f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_c966d3c3-fd1c-4433-825b-31da2b6375b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_9f522601-440c-4625-8dc8-64a7237d4f9f" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_c966d3c3-fd1c-4433-825b-31da2b6375b9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_ce75673b-6668-4af8-bc2d-07c887cd6fa6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_9f522601-440c-4625-8dc8-64a7237d4f9f" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_ce75673b-6668-4af8-bc2d-07c887cd6fa6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6140d9ad-b400-4a91-8fa2-062806eac959" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_9f522601-440c-4625-8dc8-64a7237d4f9f" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6140d9ad-b400-4a91-8fa2-062806eac959" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_3f941996-c249-406f-9739-0e6e819c7c1b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_0150c38c-5d85-4e7d-8ac0-621bbbd7a533" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_3f941996-c249-406f-9739-0e6e819c7c1b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_7dd724d1-2a04-4e92-b5ed-7c67c1ac423d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_0150c38c-5d85-4e7d-8ac0-621bbbd7a533" xlink:to="loc_us-gaap_EarningsPerShareBasic_7dd724d1-2a04-4e92-b5ed-7c67c1ac423d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_74606134-9d31-404e-893f-4eda959d5806" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_0150c38c-5d85-4e7d-8ac0-621bbbd7a533" xlink:to="loc_us-gaap_EarningsPerShareDiluted_74606134-9d31-404e-893f-4eda959d5806" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_6aa64b0d-8628-4b91-ad53-e4b8de39bf1f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_0150c38c-5d85-4e7d-8ac0-621bbbd7a533" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_6aa64b0d-8628-4b91-ad53-e4b8de39bf1f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_bd4a2a77-c950-4c74-8684-d6320ad75dcd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_6aa64b0d-8628-4b91-ad53-e4b8de39bf1f" xlink:to="loc_us-gaap_DebtInstrumentAxis_bd4a2a77-c950-4c74-8684-d6320ad75dcd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_bd4a2a77-c950-4c74-8684-d6320ad75dcd_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_bd4a2a77-c950-4c74-8684-d6320ad75dcd" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_bd4a2a77-c950-4c74-8684-d6320ad75dcd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_bd56edc4-4465-495e-b202-571952751ace" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_bd4a2a77-c950-4c74-8684-d6320ad75dcd" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_bd56edc4-4465-495e-b202-571952751ace" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_wgo_ConvertibleSeniorNotesDue2025Member_44a14329-4924-49a8-80e0-0c0a4ea4cad3" xlink:href="wgo-20200829.xsd#wgo_ConvertibleSeniorNotesDue2025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bd56edc4-4465-495e-b202-571952751ace" xlink:to="loc_wgo_ConvertibleSeniorNotesDue2025Member_44a14329-4924-49a8-80e0-0c0a4ea4cad3" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/AccumulatedOtherComprehensiveIncomeLoss" xlink:type="simple" xlink:href="wgo-20200829.xsd#AccumulatedOtherComprehensiveIncomeLoss"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/AccumulatedOtherComprehensiveIncomeLoss" xlink:type="extended" id="i5889a3809f6b4657ac08ab69abb5e77c_AccumulatedOtherComprehensiveIncomeLoss"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/AccumulatedOtherComprehensiveIncomeLossTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#AccumulatedOtherComprehensiveIncomeLossTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/AccumulatedOtherComprehensiveIncomeLossTables" xlink:type="extended" id="i2c34555478624ed7a3e9df5fa2eb7b15_AccumulatedOtherComprehensiveIncomeLossTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/AccumulatedOtherComprehensiveIncomeLossChangesinAOCIbyComponentDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#AccumulatedOtherComprehensiveIncomeLossChangesinAOCIbyComponentDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/AccumulatedOtherComprehensiveIncomeLossChangesinAOCIbyComponentDetails" xlink:type="extended" id="i14280e2295524a81ab372127c4c1bf16_AccumulatedOtherComprehensiveIncomeLossChangesinAOCIbyComponentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_d28d4edb-b5f8-4c9a-911a-364e7a30fc77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_5544db6c-ab23-4e55-8fd6-4db9be8e4290" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AOCIAttributableToParentNetOfTaxRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_d28d4edb-b5f8-4c9a-911a-364e7a30fc77" xlink:to="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_5544db6c-ab23-4e55-8fd6-4db9be8e4290" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_30c122f3-0db8-465a-91f7-e5956fd4f351" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_5544db6c-ab23-4e55-8fd6-4db9be8e4290" xlink:to="loc_us-gaap_StockholdersEquity_30c122f3-0db8-465a-91f7-e5956fd4f351" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent_d74f0d96-7c9a-4e94-ace4-63505a126999" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_5544db6c-ab23-4e55-8fd6-4db9be8e4290" xlink:to="loc_us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent_d74f0d96-7c9a-4e94-ace4-63505a126999" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent_5469f173-cbdf-466a-8245-44b91246aa9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_5544db6c-ab23-4e55-8fd6-4db9be8e4290" xlink:to="loc_us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent_5469f173-cbdf-466a-8245-44b91246aa9f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_ce0fc1a6-02b1-4d58-989b-3ece029c4f16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_5544db6c-ab23-4e55-8fd6-4db9be8e4290" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_ce0fc1a6-02b1-4d58-989b-3ece029c4f16" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_7c8a2f56-3902-4081-8d74-176df18796ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_84e6bb74-7ede-4063-ba1c-2487907e3f13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_d28d4edb-b5f8-4c9a-911a-364e7a30fc77" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_84e6bb74-7ede-4063-ba1c-2487907e3f13" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_f7b29c00-8ba2-415a-a85f-d67b72cdb7ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_84e6bb74-7ede-4063-ba1c-2487907e3f13" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_f7b29c00-8ba2-415a-a85f-d67b72cdb7ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_f7b29c00-8ba2-415a-a85f-d67b72cdb7ce_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_f7b29c00-8ba2-415a-a85f-d67b72cdb7ce" xlink:to="loc_us-gaap_EquityComponentDomain_f7b29c00-8ba2-415a-a85f-d67b72cdb7ce_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_4f46351c-9e05-4a22-8a66-c82ac5444ade" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_f7b29c00-8ba2-415a-a85f-d67b72cdb7ce" xlink:to="loc_us-gaap_EquityComponentDomain_4f46351c-9e05-4a22-8a66-c82ac5444ade" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_83888e8a-bbea-48e5-85ed-e4630581ab3d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_4f46351c-9e05-4a22-8a66-c82ac5444ade" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_83888e8a-bbea-48e5-85ed-e4630581ab3d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_b16272bf-e883-45f5-8c3a-20e58b1fe649" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_83888e8a-bbea-48e5-85ed-e4630581ab3d" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_b16272bf-e883-45f5-8c3a-20e58b1fe649" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_ab961a94-3d08-43a6-836b-abc99f8167b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_83888e8a-bbea-48e5-85ed-e4630581ab3d" xlink:to="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_ab961a94-3d08-43a6-836b-abc99f8167b8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_55a11ba8-f56f-4c1c-8bd8-16543f51caff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_83888e8a-bbea-48e5-85ed-e4630581ab3d" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_55a11ba8-f56f-4c1c-8bd8-16543f51caff" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/AccumulatedOtherComprehensiveIncomeLossReclassificationoutofAOCIDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#AccumulatedOtherComprehensiveIncomeLossReclassificationoutofAOCIDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/AccumulatedOtherComprehensiveIncomeLossReclassificationoutofAOCIDetails" xlink:type="extended" id="i53c502a8dcf348a2b364b8f6f27a200f_AccumulatedOtherComprehensiveIncomeLossReclassificationoutofAOCIDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_711e7bbd-db6f-4004-a7db-84d6a7644304" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_d0582a95-dfe4-4b01-bde5-ba0c09cc7a9c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_711e7bbd-db6f-4004-a7db-84d6a7644304" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_d0582a95-dfe4-4b01-bde5-ba0c09cc7a9c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_c03f7921-3e98-4bf5-abd5-8906d540cb6a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_711e7bbd-db6f-4004-a7db-84d6a7644304" xlink:to="loc_us-gaap_InterestExpense_c03f7921-3e98-4bf5-abd5-8906d540cb6a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_6108524b-f38a-4e52-b4bd-1906bdca29c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_711e7bbd-db6f-4004-a7db-84d6a7644304" xlink:to="loc_us-gaap_NetIncomeLoss_6108524b-f38a-4e52-b4bd-1906bdca29c7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_2f766aae-36f8-4e43-88a9-455d3c7d5bb2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_711e7bbd-db6f-4004-a7db-84d6a7644304" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_2f766aae-36f8-4e43-88a9-455d3c7d5bb2" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_e3b82aa1-9b4f-4fc8-bfff-38ad853f6fb4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_2f766aae-36f8-4e43-88a9-455d3c7d5bb2" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_e3b82aa1-9b4f-4fc8-bfff-38ad853f6fb4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_e3b82aa1-9b4f-4fc8-bfff-38ad853f6fb4_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_e3b82aa1-9b4f-4fc8-bfff-38ad853f6fb4" xlink:to="loc_us-gaap_EquityComponentDomain_e3b82aa1-9b4f-4fc8-bfff-38ad853f6fb4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_be9f3560-d3f8-4803-8d3b-1a95e26f1721" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_e3b82aa1-9b4f-4fc8-bfff-38ad853f6fb4" xlink:to="loc_us-gaap_EquityComponentDomain_be9f3560-d3f8-4803-8d3b-1a95e26f1721" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_614a813f-852e-42d4-a595-38d3d1216e67" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_be9f3560-d3f8-4803-8d3b-1a95e26f1721" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_614a813f-852e-42d4-a595-38d3d1216e67" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_a0e7e912-195b-4154-a248-709cd7ea691a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_be9f3560-d3f8-4803-8d3b-1a95e26f1721" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_a0e7e912-195b-4154-a248-709cd7ea691a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_50123ae0-bccd-42c1-8073-f45b5fd5ff5e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_2f766aae-36f8-4e43-88a9-455d3c7d5bb2" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_50123ae0-bccd-42c1-8073-f45b5fd5ff5e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_50123ae0-bccd-42c1-8073-f45b5fd5ff5e_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_50123ae0-bccd-42c1-8073-f45b5fd5ff5e" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_50123ae0-bccd-42c1-8073-f45b5fd5ff5e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_e5e77964-5a04-42b9-9bc2-2948d20dcec0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_50123ae0-bccd-42c1-8073-f45b5fd5ff5e" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_e5e77964-5a04-42b9-9bc2-2948d20dcec0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_6c55e2d6-9c08-4d9b-b9ce-33be5481f620" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_e5e77964-5a04-42b9-9bc2-2948d20dcec0" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_6c55e2d6-9c08-4d9b-b9ce-33be5481f620" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/InterimFinancialInformationUnaudited" xlink:type="simple" xlink:href="wgo-20200829.xsd#InterimFinancialInformationUnaudited"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/InterimFinancialInformationUnaudited" xlink:type="extended" id="i842f27b7445d4134a4c8ff08960c6be9_InterimFinancialInformationUnaudited"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/InterimFinancialInformationUnauditedTables" xlink:type="simple" xlink:href="wgo-20200829.xsd#InterimFinancialInformationUnauditedTables"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/InterimFinancialInformationUnauditedTables" xlink:type="extended" id="idcc8abba211c4c0aa94b4e701b4a34b5_InterimFinancialInformationUnauditedTables"/>
  <link:roleRef roleURI="http://www.winnebagoind.com/role/InterimFinancialInformationUnauditedDetails" xlink:type="simple" xlink:href="wgo-20200829.xsd#InterimFinancialInformationUnauditedDetails"/>
  <link:definitionLink xlink:role="http://www.winnebagoind.com/role/InterimFinancialInformationUnauditedDetails" xlink:type="extended" id="i941bc957fc26437a97e4d342eb447fd5_InterimFinancialInformationUnauditedDetails"/>
</link:linkbase>
