CAROUSE

I. noun Etymology: Middle French carrousse, from carous, adverb, all out (in boire carous to empty the cup), from German gar aus Date: 1559 a large draft of liquor ; toast , a drunken revel, II. verb (~d; carousing) Date: 1566 intransitive verb to drink liquor freely or excessively, to take part in a ~ ; engage in dissolute behavior, transitive verb to drink up ; quaff , ~r noun