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View synonyms for

backfire

[ bak-fahyuhr ]

verb (used without object)

backfired, backfiring.
  1. (of an internal-combustion engine) to have a loud, premature explosion in the intake manifold.
  2. to bring a result opposite to that which was planned or expected:

    The plot backfired.

    Synonyms: , , ,

  3. to start a fire deliberately in order to check a forest or prairie fire by creating a barren area in advance of it.


noun

  1. (in an internal-combustion engine) premature ignition of fuel in the intake manifold.
  2. an explosion coming out of the breech of a firearm.
  3. a fire started intentionally to check the advance of a forest or prairie fire.

backfire

/ ˌæˈڲɪə /

verb

  1. (of an internal-combustion engine) to emit a loud noise as a result of an explosion in the inlet manifold or exhaust system
  2. (of an endeavour, plan, etc) to have an unwanted effect on its perpetrator

    his plans backfired on him

  3. to start a controlled fire in order to halt an advancing forest or prairie fire by creating a barren area
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. in an internal-combustion engine
    1. an explosion of unburnt gases in the exhaust system
    2. 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
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of backfire1

An Americanism dating back to 1775–85; back 2 + fire
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Example Sentences

Examples have not been reviewed.

Underpinning this approach is absolute conviction that the US is making a mistake that will primarily and visibly backfire on itself, its companies, and its consumers.

From

"In its current form the Employment Rights Bill could backfire, putting the brakes on hiring, or worse still, putting retail job numbers further into reverse."

From

Enver Solomon, chief executive of the Refugee Council, welcomed efforts to resolve asylum cases quickly, but warned the use of AI could "backfire" if it produced flawed decisions that end up in the courts.

From

"I was trying to do something nice for my kids and it backfired on me," said Mr Reddock.

From

They also urged Lords to consider if guaranteeing workers fixed-hours contracts could backfire, reduce flexibility for both employers and staff, and introduce unnecessary administrative costs.

From

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