A lavatory (particularly a lavatory in a public place)
Noun: wash room
A toilet that is available to the public - public toilet, comfort station [N. Amer], public convenience [Brit], convenience, public lavatory, restroom [N. Amer], toilet facility, ablution [S.Africa]
Derived forms: wash rooms, washrooms
Type of: bathroom, can [N. Amer], facility, john, lav, lavatory, privy, toilet