WordNet
n. a submachine gun not greater than .30 millimeter
Wikipedia
A light machine gun (LMG) is a machine gun designed to be employed by an individual soldier, with or without an assistant, as an infantry support weapon. Light machine guns are often used as squad automatic weapons.
Usage examples of "light machine gun".
The decurion and the trooper with the light machine gun came to their knees, slapped the bipods of their weapons onto the low parapet of the stone wall, and began working automatic fire along the line of slit windows.
He counted six men, four with rifles, one with a light machine gun, the other with a pitchfork.
A single engine at the front drove a two-bladed wooden prop, and there was a light machine gun mounted on the upper wing over the cockpit.
They'd been armed with a variety of World War II weapons: Enfield rifles and Tommy guns, with American pineapple grenades and a Danish light machine gun, a Madsen, that took 8-mm ammunition instead of the .
They had set up a light machine gun there and had a dozen belts of ammunition ready.
At the same time, from the mouth of the warehouse, a light machine gun started up, firing short bursts with a highly professional touch.
That was one of the troopers at the back, a gangling, freckled young man with his hands looped up to dangle casually over the light machine gun lying across his neck and shoulders.
They have loaded him down with the one remaining Nambu light machine gun, which is too heavy for anyone else to carry, and too powerful for them to fire.
The nearest trooper pivoted his light machine gun toward the easy target.
Each tower had a tin roof to keep the rain off the NVA-standard-issue RPD light machine gun, an obsolete Russian design.