any of various short mixed drinks, consisting typically of gin, whiskey, rum, vodka, or brandy, with different admixtures, as vermouth, fruit juices, or flavorings, usually chilled and frequently sweetened.
a portion of food, as seafood served with a sauce, a mixture of fruits, or juice, served as the appetizer course of a meal.
a beverage or solution concocted of various drugs.
any eclectic mixture or miscellaneous collection.
—v.i.
to drink cocktails, esp. at a cocktail party: They cocktailed before going to the theater.
—adj.
(of women's clothing) styled for semiformal wear: a cocktail dress.
of, pertaining to, used in, or suitable to the serving of cocktails: cocktail onions; cocktail napkins.