Saloon  n. 1 a large room or hall on a ship, in a hotel, etc. B public room for a specified purpose (billiard-saloon). 2 (in full saloon car) (usu. Four-seater) car with the body closed off from the luggage area. 3 us drinking-bar. 4 (in full saloon bar) more comfortable bar in a public house. [french salon]