backhouse (plural backhouses)
- (now dialectal) An outbuilding behind the main building.
- (US, Canada, euphemistic) An outhouse: an outbuilding used as a lavatory.
- 1939, Christopher Morley, chapter II, in Kitty Foyle, page 23:
- […] the chlorides Mother was always throwing into the little outdoor backhouse […]
- → French: bécosse
- Oxford English Dictionary. "back-house, n."