Letter T

The Definition of Trace

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Trace

Visible disturbance in the air by a bullet. Typically this takes the form of image distortion that persists for a fraction of a second in the shape of an inverted V similar to that of a boat wake.


19 Other Firearms Definitions You Need To Know


SBS

Abreviation for short-barreled shotgun.

Safety

A device, incorporated into the design of most firearms actions that, when engaged, should prevent the discharge of the firearm. Some safeties are more positive than others. A safety device is not a perfect substitute for the general principles of responsible gun handling. Never point a gun in a direction you do not intend to shoot

Line Of Sight

An imaginary straight line from the eye through the sights of a firearm to the target.

Sniper

A military person designated as a special marksman who is used to shoot designated targets of opportunity at long range.

Port

An opening. The ejection port is the opening in the side of a semi-auto from which spent cases are ejected.

Adjustable Trigger

A trigger that can be easily adjusted by the user. Adjustable triggers are common on specialized target-shooting firearms.

HMR

Abbreviation for Hornady Magnum Rimfire.

Selective-Fire

A firearm's ability to be fired fully automatically, semi-automatically or, in some cases, in burst-fire mode at the option of the firer.

Integral Lock

A built in lock that may prevent the firearm from being fired.

Cartridge Trap

A compartment built into the buttstock of a long gun, usually with a hinged cover, in which are drilled holes deep enough to hold several spare cartridges of the type suitable for use in the specific gun.

Charging Handle

A device on a firearm which, when operated, results in the hammer or striker being cocked or moved to the ready position.

Collateral Damage

Damage that is unintended or incidental to the intended outcome.

Ramrod

A long, slender, dowel-like tool used to force powder and shot down the bore of a muzzle-loading firearm. For hand-fired guns, normally retained in some kind of receptacle attached to the gun's barrel. Carried separately for muzzle-loading cannon.

Line Of Bore

An imaginary straight line through the centre of the bore of a firearm extending to infinity.

Pellet (shotgun)

Small spherical projectiles loaded in shotshells and more often called "shot."

Six O'Clock Hold

A sight picture of when the center of the target rests on top of the front sight when the sights are properly aligned. Also see center hold and cover hold.

Rifling

Spiral grooves formed into the bore of a gun barrel, which cause the bullet to spin upon firing, thus stabilizing it much like a thrown football. Rifling may be cut, swaged, or forged into the barrel.

BG

Abbreviation for 'Bad Guy'

Glock

The Glock pistol, sometimes referred to by the manufacturer as a Glock "Safe Action" Pistol, is a series of polymer-framed, short recoil operated, locked breech semi-automatic pistols designed and produced by Glock Ges.m.b.H., located in Deutsch-Wagram, Austria.