n. - A kind of traces with hooks and rings, with which men drag and maneuver guns where horses can not be used.
n. - An ancient kind of military catapult.
n. - In court tennis, the rebound of a ball from a wall of the court; also, the side stroke or play by which the ball is driven against the wall; hence, fig., indirect action or stroke.
n. - A shot in which the cue ball is driven first against the cushion.