Blowback may refer to:

Firearms

Blowback (firearms) Blowback is a system of operation for self-loading firearms that obtains energy from the motion of the cartridge case as it is pushed to the rear by expanding gas created by the ignition of the propellant charge. Several blowback systems exist wi ...

, a system of operation for self-loading firearms that obtains energy from the motion of the cartridge case as it is pushed to the rear by expanding gases created by the ignition of the propellant charge *

Blowback (intelligence) Blowback is a term originating from within the Central Intelligence Agency, explaining the unintended consequence and unwanted side-effects of a covert operation. To the civilians suffering the blowback of covert operations, the effect typically ...

, unintended consequences of a covert operation that are suffered by the civil population of the aggressor government *

Blowback (forensics) Blowback in forensics refers to vacuum effect created in the barrel of a firearm when it is discharged. After the weapon is fired, air races into the barrel once the bullet has left the muzzle. This vacuum can pull in trace amounts of materials fro ...

, vacuum effect created in the barrel of a firearm when it is discharged *Blowback, firearm discharge materials a concern for Shooting range#Common safety practices

Media and entertainment

* ''Blowback'' (film), a 2000 film * ''Blowback'' (album), a 2001 album by rapper Tricky * "Blowback" (''FlashForward''), a 2010 ''FlashForward'' episode * "Blowback" (''Justified''), a 2010 episode of ''Justified'' * "Blowback" (''Alias'' episode) * Blowback (''Journeyman'') * Blowback (''NCIS'') * ''Blowback'' (podcast), a podcast about American history and foreign policy * Blowback (''The Shield'') *

Blowback Productions Blowback Productions is an independent film and television production company founded in 1988 by Marc Levin. Levin and his producing partner Daphne Pinkerson have made over 30 films and won numerous awards. For over 20 years, Blowback Productions ...

, an independent film and television production company founded in 1988 by Marc Levin. Along with producing partner, Daphne Pinkerson, they have made over 20 films and won numerous awards.

Other uses

Blowback (steam engine) A blowback (also blow back or blow-back) is a failure of a steam locomotive, which can be catastrophic. One type of blowback is caused when atmospheric air blows down the locomotive's chimney, causing the flow of hot gases through the boiler tubes ...

, a type of failure, often catastrophic, of a steam engine * ''Blowback'', a 2009 bestselling military action thriller novel by former Indian Army officer Major

Mukul Deva Major Mukul Deva (Retd.) (born 29 January 1961) is an Indian polymath. Based in Singapore, he is a motivational keynote speaker, executive coach, business mentor and bestselling author. He writes spy-military thrillers on terrorism, action, crim ...

published by HarperCollins *''Blowback'', a 2013 spy novel by former United States CIA operations officer

Valerie Plame Valerie Elise Plame (born August 13, 1963) is an American writer, spy novelist, and former Central Intelligence Agency (CIA) officer. As the subject of the 2003 Plame affair, also known as the CIA leak scandal, Plame's identity as a CIA officer ...

*''Blowback: The Costs and Consequences of American Empire'', a 2000 nonfiction book by

Chalmers Johnson Chalmers Ashby Johnson (August 6, 1931 – November 20, 2010) was an American political scientist specializing in comparative politics, and professor emeritus of the University of California, San Diego. He served in the Korean War, was a consult ...

*Another term for

backscatter (email) Backscatter (also known as outscatter, misdirected bounces, blowback or collateral spam) is incorrectly automated bounce messages sent by mail servers, typically as a side effect of incoming spam. Recipients of such messages see them as a form of ...

*An aerodynamic phenomenon affecting helicopter rotors also called

flap back Flapback or blowback is the tilting of a helicopter rotor disc, usually aft (backwards), which occurs in several circumstances. In normal operating circumstances, forward flight results in flapback caused by dissymmetry of lift and the transverse ...

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