noun
drinker, alcoholic, sot, dipsomaniac, heavy drinker, problem drinker, inebriate, toper, souse, tippler, carouser, reveler, drunken sot, drunk*, soak*, sponge*, boozer*, lush*, wino*, barfly*, hooch-hound*, rum-pot*, rummy*, pub-crawler*, rounder*, alky*; see also addict.