(1):
(n.) Popularly, a public room for specific uses; esp., a barroom or grogshop; as, a drinking saloon; an eating saloon; a dancing saloon.
(2):
(n.) A spacious and elegant apartment for the reception of company or for works of art; a hall of reception, esp. a hall for public entertainments or amusements; a large room or parlor; as, the saloon of a steamboat.