1 adjectives to describe loo

The English servant-girl in Humphry Clinker (Letter of July 18), after describing how the filth is thus thrown out, says:'The maid calls gardy loo to the passengers, which signifies Lord have mercy upon you!' Wesley, when at Edinburgh in May, 1761, writes:'How can it be suffered that all manner of filth should still be thrown even into this street

1 adjectives to describe  loo