a tube through which a bullet travels when a gun is fired
a cylindrical container that holds liquids
a bulging cylindrical shape; hollow with flat ends
the quantity that a barrel (of any size) will hold
any of various units of capacity
a weapon that discharges a missile at high velocity (especially from a metal tube or barrel)
large but transportable armament
a hand-operated pump that resembles a revolver; forces grease into parts of a machine
