1 definition by T3hpwnerer

Top Definition
M16
The standard issue military assault rifle, fires 5.56 X 45mm round (.223) about 39 inches overall length, big brother to the M4A1. There are 4 different variations of the M16. M16A1(AKA VN), M16A2, M16A3, and M16A4(with removable carrying handle for optics)
In the Vietnam War, the congs were shot by mostly M16s
by T3hpwnerer December 09, 2007

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