An outhouse or lavatory.
A sewer.
A duct through which gangrenous material escapes a body.
The duct in reptiles, amphibians and birds, as well as most fish and some mammals, which serves as the common outlet for urination, defecation, and reproduction.
A lavatory.
Synonym of reredorter: a monastery's latrine, outhouse, or lavatory, typically located behind the dormitory.