gun

nouns

a weapon that discharges a missile at high velocity (especially from a metal tube or barrel)
gun
is a type of (narrower)
any instrument or instrumentality used in fighting or hunting
"he was licensed to carry a weapon"
arm, weapon, weapon system
large but transportable armament
artillery, gun, heavy weapon, ordnance
a person who shoots a gun (as regards their ability)
gun, gunman
a professional killer who uses a gun
gun, gun for hire, gunman, gunslinger, hired gun, hit man, hitman, shooter, torpedo, triggerman
a hand-operated pump that resembles a revolver; forces grease into parts of a machine
grease-gun, gun
a pedal that controls the throttle valve
"he stepped on the gas"
accelerator, accelerator pedal, gas, gas pedal, gun, throttle
the discharge of a firearm as signal or as a salute in military ceremonies
"two runners started before the gun"; "a twenty gun salute"
gun
domain category
the military forces of a nation
"their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"
armed forces, armed services, military, military machine, war machine
is a type of (narrower)
the act of discharging a gun
discharge, firing, firing off

verbs

shoot with a gun
gun
is derived from
gunner
see also
gun down
is a type of (narrower)
fire a shot
"the gunman blasted away"
blast, shoot