an m-16 or an m-4 rifle, the military version of the 16 or m-4 carbine, just that term. since i ve been in the private sector, i hear the term assault weapons and the first thing that will happen with anyone that s interested in the gun daebate, you ll say there s no such thing as an assault weapon. they re short-barreled. either a folding or collapsible stock so they can make the weapon smaller. they have a magazine that can carry a large capacity of ammunition, that can shoot a lot of bullets in a short period of time and they have a muzzle velocity, the speed of the bullet going out of the barrel is fast. that s why it s important for the military to have these weapons. those are unlike any kind of civilian weapons that you see and they re specifically