backfire

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backfire

1. in an internal-combustion engine
a. an explosion of unburnt gases in the exhaust system
b. a premature explosion in a cylinder or inlet manifold
2. a controlled fire started to create a barren area that will halt an advancing forest or prairie fire

backfire

[′bak‚fīr]
(civil engineering)
A fire that is started in order to burn against and cut off a spreading fire.
(electronics)
(engineering)
Momentary backward burning of flame into the tip of a torch. Also known as flashback.
(mechanical engineering)
In an internal combustion engine, an improperly timed explosion of the fuel mixture in a cylinder, especially one occurring during the period that the exhaust or intake valve is open and resulting in a loud detonation.
(ordnance)
Rearward escapement of gases or cartridge fragments upon firing a gun.
References in periodicals archive ?
Shadow Chancellor Ed Balls said the figures showed his Tory counterpart's economic strategy had backfired.
These measures to keep the rats at bay can easily backfire, have backfired already: we may so completely poison our environment that we will destroy ourselves before the rats do.
The law has also backfired not only by increasing the number of enclosed cafes, but by deterring the open air cafes it tried to promote.
Despite Andrew Strauss hitting a superb 123, England's patient approach backfired after a stunning response from India's talented attack in the final session.
But the cupid stunt backfired after Blackburn magistrates banned him from all matches until 2012 and fined him pounds 200 for offences under the Football and Disorder Act.
Roy's Saints experiment backfires as South Americans are too hot for England ROY HODGSON admitted his England "risk" backfired as his rookies found Chile too hot for them.
The challenge has largely backfired," stated Tom Halfhill, senior analyst for In-Stat's Microprocessor Report.
The experience is that these marches have backfired,'' said Ira Mehlman, spokesman for the Federation for American Immigration Reform, a group advocating tighter border controls.
However, the improvement in female condition might have backfired, biologists including Robertson and Jose Tella of Donana Biological Station in Seville, Spain, suggested at the beginning of the decade.
But their plan backfired when the state supreme court on May 25 upheld a lower court ruling that said lawmakers could prohibit same-sex marriage based on procreation and child-rearing principles.
MANCHESTER UNITED boss Sir Alex Ferguson admitted his decision to take off David Beckham and Ryan Giggs against Olympiakos almost backfired on him last night.
Valley tried sending the Monarchs to the free-throw line to make them earn their points, but it backfired as Santa Monica went 9 of 10 from the line in the final three minutes of the game.