Samuel Colt
The barrel of a firearm is the tube through which a bullet travels when a gun is fired.
Samuel Colt
A rifle
The end of the barrel where the projectile leaves the barrel on firing.
If fired from a rifled firearm, it spins.
A barrel shroud is a ventilated covering for the barrel of a firearm which prevents accidental burns to the operators.
A barrel organ is a musical instrument in which air from a bellows is admitted to a set of pipes via means of pins inserted into a revolving barrel.
A process of putting rifling in a barrel.
Muzzle
The "crown" of any firearm is the front end of the barrel- the muzzle. It refers to a rounded shape of the end of the barrel.
smooth bore
smooth bore