Muzzle
The muzzle is the open end of the barrel of a gun from which the bullet or other projectile exits.
National Rifle Association of America’s Institute for Legislative Action (NRA-ILA) Glossary, http://www.nraila.org/glossary.aspx?s=Glossary&st=&ps=. Muzzle velocity is the speed of the projectile at the point of exit of the barrel.Sporting Arms and Ammunition Manufacturers’ Institute (SAAMI) Glossary, http://www.saami.org/Glossary/.
A muzzle-loading gun is one in which black powder and the projectile(s) are separately loaded in through the muzzle.
Last updated on: 08 February 2014