(n.) Two; a card or a die with two spots; as, the deuce of hearts.
(n.) A condition of the score beginning whenever each side has won three strokes in the same game (also reckoned "40 all"), and reverted to as often as a tie is made until one of the sides secures two successive strokes following a tie or deuce, which decides the game.
An American operation in World War I (1918); American troops under Pershing drove back the German armies which were saved only by the armistice on November 11
Any of various symbols representing from one to four notes, used in the musical notation of the Middle Ages but now employed solely in the notation of Gregorian chant in the liturgical books of the Roman Catholic Church