outhousePronunciation: /ˈaʊthaʊs/Translate outhouse | into German | into Italian | into Spanish Definition of outhouse noun a building such as a shed or barn that is built on to or in the grounds of a house. chiefly North American an outside toilet. verb [with object] store or accommodate away from the main storage or accommodation area:books outhoused in the annex take longer to deliverouthouse in other Oxford dictionaries Definition of outhouse in the US English dictionary