n. A house in which to sweat and cup the body; a bath-house.n. A brothel.n. A structure kept artificially heated for the growth of tender exotic plants, or subtropical plants, or for the production of native fruits, flowers, etc., out of season.n. In manufacturing, any heated chamber or building; a drying-room; specifically, the warmest drying-room in which green pottery is dried before going to the kiln.