The Definition of ACP
The abbreviation for Automatic Colt Pistol.
It is commonly used to designate specific calibers, particularly those which were originally designed by John Moses Browning for the
Colt Firearms Company which are a type of rimless pistol cartridge designed mainly for use in semi-automatic pistols.
The most common ACP calibers are .25 ACP, .32 ACP, .380 ACP and .45 ACP.
19 Other Firearms Definitions You Need To Know
Anything a person can hide behind that will probably stopp a bullet.
A metal bar, available in a variety of lengths, with a continuous row of Weaver-like scope mount base slots, which when attached to a firearm,
allow convenient attachment of a variety of sights, lights, slings, bipods and other accessories designed to fit this standard system.
Abbreviation for Short Magazine Lee Enfield. The standard British Army rifle from around 1895 to 1957.
A popular term for a short barreled repeating shotgun as frequently used in law enforcement and personal protection.
An opening. The ejection port is the opening in the side of a semi-auto from which spent cases are ejected.
Part of the Violent Crime Control and Law Enforcement Act of 1994.
It produced a 10-year federal ban on the manufacture of new semi-automatic assault weapons with certian specifications.
Firearms with specific features were defined as assault rifles.
Including the AR-15, certain versions of the AK-47, the TEC-9, the MAC-10 and the Uzi,
several of which had become the preferred weapon of violent drug gangs. The act also bans large-capacity ammunition magazines, limiting them to 10 rounds.
The law did not apply to weapons that were already in legal possession.
Because this law was not renewed by congress in 2004, the ban was lifted.
Shooting a target at a very very close range.
A magnifying tube through which the shooter may see the target and aim the firearm. Scopes contain a reticle, commonly in the shape of a cross, which must be properly centered upon the target for accurate aim.
Can also be spelled Over/Under, OverUnder or Over and Under.
A firearm (most commonly a shotgun) with two barrels that are vertically aligned with each other, one on top of the other.
A needle like metal part of a modern firearm that gives a vigorous strike to the primer initiating the firing of the cartridge.
The face of the action of a break-open firearm which houses the firing pins and receives the direct recoil of the fired round.
Openings at the muzzle end of the gun through which some of the spent gases can escape.
Porting reduces perceived recoil and lessens muzzle rise but increases the noise and flash.
Hearing protection that fits inside the ear canal.
The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF, BATF, and BATFE) is a federal law enforcement organization within the United States Department of Justice. Its responsibilities include the investigation and prevention of federal offenses involving the unlawful use, manufacture, and possession of firearms and explosives; acts of arson and bombings; and illegal trafficking of alcohol and tobacco products. The ATF also regulates via licensing the sale, possession, and transportation of firearms, ammunition, and explosives in interstate commerce. Many of ATF's activities are carried out in conjunction with task forces made up of state and local law enforcement officers, such as Project Safe Neighborhoods. ATF operates a unique fire research laboratory in Beltsville, Maryland, where full-scale mock-ups of criminal arson can be reconstructed.
A cartridge with its primer located in the center of the base of the case.
The National Association for Gun Rights (NAGR) is a gun rights advocacy group in the United States. Headed by Dudley Brown, a long-time gun rights advocate, the National Association for Gun Rights was formed
in 2000 as a grassroots, member-centric organization with a no-compromise approach to gun rights issues through an aggressive strategy.
A gun, typically artillery, with four barrels, such as the ZPU
An imaginary line which runs right down the center of the handgun's barrel and out though the back end of the gun.
A handgun may have a high bore axis, with the imaginary line running out into space well above the shooter's hand.
Or it may have a low bore axis, with the imaginary line running either straight through the shooter's hand or
just skimming the surface slightly above her hand. A high bore axis tends to create greater perceived recoil
and more muzzle flip when firing the gun than does a low bore axis.
A process of filling gaps between the action and the stock of a rifle with an epoxy based material.