BAGNIO Meaning of BAGNIO in English [ 'bα:njəʊ , 'banjəʊ ]■ noun ( plural ~s ) 1》 archaic a brothel. 2》 historical (in the Far East) a prison.OriginC16: from Ital. bagno , from L. balneum 'bath'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004