Meaning

noun United States artist and proponent of pop art (born in 1930)

noun a room or building equipped with one or more toilets

noun youngest son of Henry II; King of England from 1199 to 1216; succeeded to the throne on the death of his brother Richard I; lost his French possessions; in 1215 John was compelled by the barons to sig

originVariant of John with genitival or excrescent -s or a variant of Jones.

Etymology from Wiktionary, CC BY-SA 3.0