outhouse /ˈaʊthaʊs/noun 2verb 1forms 3 noun2 •(US, Canada) An outbuilding, typically permanent, containing a toilet or seat over a cesspit. •Any outbuilding: any small structure located apart from a main building.The children had explored the gardens and the outhouses thoroughly before they were caught and cleaned for tea, and they saw quite well that they were certain to be happy at the White House. — 1902 verb1 •To house in a separate building.In our discussion of outhousing we have tried to take into account the inconvenience to users as well as the potential savings in costs. — 1969 formsouthoused · outhousing · outhouses