From Longman Dictionary of Contemporary Englishpublic convenienceˌpublic conˈvenience noun [countable] formal British EnglishTBB a toilet in a public place
Examples from the Corpus
public convenience• It was used as a public convenience for more than a hundred years.• The woman stepped lightly away on her high-heeled, patent leather boots to her basket-work Mini parked beside the public convenience. 