n. & v.
n. (pl. baths) 1 a (in full bath-tub) a container for liquid, usu. water, used for immersing and washing the body. b this with its contents (your bath is ready). 2 the act or process of immersing the body for washing or therapy (have a bath; take a bath). 3 a a vessel containing liquid in which something is immersed, e.g. a film for developing, for controlling temperature, etc. b this with its contents. 4 (usu. in pl.) a building with baths or a swimming pool, usu. open to the public.
v. Brit. 1 tr. wash (esp. a person) in a bath. 2 intr. take a bath. bath cube a cube of compacted bath salts. bath salts soluble salts used for softening or scenting bath-water.
[ OE bth f. Gmc ]