An instance of striking or being struck. An instance of striking the target aimed at. A dose of a psychoactive drug. Bring one's hand or a tool or weapon into contact with (someone or something) quickly and forcefully. Cause harm or distress to. (of a missile or a person aiming one) strike (a target). Propel (a ball) with a bat, racket, stick, etc., to score or attempt to score runs or points in a game.