n. a play in which a base runner is picked off. See pick off.v. to put out a baserunner who is off base by tagging him/her, especially by a quick throw from the pitcher or catcher.v. to shoot so as to kill or disable, especially one by one from a position or in a situation where the target is unable to return fire at the shooter; -- used commonly of sniper fire.v. to intercept (a pass).