Gun (2010 film) definition

(1) The discharge of a firearm as signal or as a salute in military ceremonies

"Two runners started before the gun"

"A twenty gun salute"

(2) A pedal that controls the throttle valve

"He stepped on the gas"

(3) Large but transportable armament

(4) A hand-operated pump that resembles a revolver; forces grease into parts of a machine

(5) A weapon that discharges a missile at high velocity (especially from a metal tube or barrel)

(6) A professional killer who uses a gun

(7) A person who shoots a gun (as regards their ability)

(8) Shoot with a gun