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|Noun||1.||machine rifle - light machine gun |
assault gun, assault rifle - any of the automatic rifles or semiautomatic rifles with large magazines designed for military use
automatic firearm, automatic gun, automatic weapon - a firearm that reloads itself and keeps firing until the trigger is released
Browning 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 War
machine gun - a rapidly firing automatic gun (often mounted)