Letter M

The Definition of Muzzle Velocity

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Muzzle Velocity

The speed of a projectile or a load of shot at the point that it exits the muzzle of a firearm, normally expressed feet per second.


19 Other Firearms Definitions You Need To Know


Derringer

A small single-shot or multi-barreled pocket pistol. Derringers (spelled with two Rs) are called that because of the original desinger and anmufactuturer of that type of gun, Henry Deringer. To get around copyright infringment other designers and manufacturers spell the name with two Rs.

CHL

Abbreviation for Concealed Handgun License.

Trigger Pull Weight

The ammount pressure needed (measured in pounds) for the trigger finger must put on the trigger before the gun will fire. Trigger pull weight is measured by the number of pounds and ounces of pressure required to pull the trigger past the break.

Semi-Automatic

A firearm designed to fire a single cartridge, eject the empty case and reload the chamber each time the trigger is pulled. It uses the energy from the fired shot to eject the empty case and feed the next round into the chamber.

Wad

A felt, paper, cardboard or plastic disk that is used in a shotshell. Also in muzzle loading, a piece of cloth used to seal the bullet in the barrel. It's purpose and function is the same as a shotgun wad.

Saddle Ring

A steel ring, around an inch in diameter, mounted to a stud, usually on the left side of the receiver of a carbine, to which may be tied a leather thong to secure it to a saddle or a scabbard so as not to lose the carbine when riding a rambunctious horse.

Tang

The recurved top part of a semi-automatic handgun's grip at the point where it meets the slide. On long guns, the tang is the top strap used to screw the receiver to the stock.

Bullpup

A firearm configuration where the magazine and action are behind the trigger.

X-Bolt

A bolt-action designed by Browning firearms. The x-bolt action features a short 60° bolt lift. So it is fast cycling and allows working the bolt quicker without the scope getting in the way.

Delayed Blowback

A self-loading firearm whose breechblock and barrel are not positively locked together, but which incorporates a mechanism which initially restricts the breechblock from moving when fired, delaying its opening.

Pellet Gun

An air gun that shoots a skirted pellet.

Pull

The entire process of making the trigger complete its journey past the trigger break.

Three Gun

A shooting sport where cometitors use three different guns on each stage of the competion; shotgun, rifle and handgun.

Rifle

A shoulder-fired long gun which has a rifled barrel.

Back Bored

A shotgun barrel that has a bore diameter increased beyond standard specifications, but less than the SAAMI maximum. Done in an attempt to reduce felt recoil, improve patterning, or change the balance of the shotgun.

LCI

Abbreviation for Loaded Chamber Indicator

Clay Pigeon

Originally, live pigeons were used as targets, but they were gradually replaced with clay disks and ultimately banned. Later clay has been replaced with more suitable raw materials.

FPS

Abbreviation for feet per second. A term used in expressing the velocity of a bullet.

Necking Down

Shrinking the neck of an existing cartridge to make it use a bullet of a different caliber. A typical process used in the creation of wildcat cartridges.

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