machine rifle

Thesaurus

Noun

1.

machine rifle - light machine gun automatic, automatic rifleassault gun, assault rifle - any of the automatic rifles or semiautomatic rifles with large magazines designed for military useautomatic firearm, automatic gun, automatic weapon - a firearm that reloads itself and keeps firing until the trigger is releasedBrowning automatic rifle, BAR - a portable .30 caliber automatic rifle operated by gas pressure and fed by cartridges from a magazine; used by United States troops in World War I and in World War II and in the Korean Warmachine gun - a rapidly firing automatic gun (often mounted)