cassino UK /kəˈsiːnəʊ/US /kæˈsinoʊ/ noun4 •a place open to the public where people bet money on card games and other gamesWe valeted our car and entered the casino. •A certain Italian card game for two to four players. •Any of certain cards with special meanings in this game. •(no longer used) A small house; a pleasure house or holiday home, especially in Italy.Quirini [was] knowing in the belles Lettres, & highly skilled in making his Casino comfortable to all the Wits & Blues as we now call them in London. — 1786 formscassinos