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 w ...

, 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 the unintended consequences and unwanted side-effects of a covert operation. To the civilians suffering the blowback of covert operations, the effect typically manifests itself as "random" acts of political violence without a discer ...

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

Blowback (forensics) In forensics, blowback is the 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 Production ...

, 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 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.) 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, crime as well as business a ...

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 offic ...

*''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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