gun barrel
- n a tube through which a bullet travels when a gun is fired
gun chamber
- n chamber that is the part of a gun that receives the charge
gun deck
- n formerly any deck other than the weather deck having cannons from end to end
gun dog
- n a dog trained to work with sportsmen when they hunt with guns
gun enclosure
- n a self-contained weapons platform housing guns and capable of rotation
gun pendulum
- n a ballistic pendulum consisting of a suspended gun; the velocity of a projectile in the bore of a gun can be measured by the recoil when the gun is discharged