backfire

Definition of backfire

1.A fire started ahead of a forest or prairie fire to burn only against the wind, so that when the two fires meet both must go out for lack of fuel.
2.A premature explosion in the cylinder of a gas or oil engine during the exhaust or the compression stroke, tending to drive the piston in a direction reverse to that in which it should travel; also called a knock or ping.
v. i.1.(Engin.) To have or experience a back fire or back fires; - said of an internal-combustion engine.
2.Of a Bunsen or similar air-fed burner, to light so that the flame proceeds from the internal gas jet instead of from the external jet of mixed gas and air.

Related Words

backlash, backlashing, balefire, bang, beacon, beacon fire, blast, blaze, blow out, blow up, blowout, blowup, bonfire, boom, bounce, bounce back, bound, bound back, burning ghat, burst, bust, campfire, cannon, cannon off, carom, cheerful fire, combustion, come to grief, comeback, conflagration, contrecoup, corposant, counterattack, counterblast, counterblow, counterfire, counterinsurgency, countermeasure, counterrevolution, counterstep, counterstroke, cozy fire, crackling fire, crematory, death fire, defense, detonate, detonation, discharge, explode, explosion, fall through, fen fire, fire, fizzle, flame, flare, flash, flashing point, flicker, flickering flame, fly back, forest fire, fox fire, fulguration, fulminate, fulmination, funeral pyre, go off, have repercussions, ignis fatuus, ignition, ingle, kick, kick back, kickback, lambent flame, lash back, lay an egg, let off, marshfire, miscarry, miss, open fire, prairie fire, pyre, raging fire, rebound, rebuff, recalcitrate, recalcitration, recoil, repercuss, repercussion, report, repulse, resile, resilience, retort, ricochet, sea of flames, set off, sheet of fire, shoot, signal beacon, smudge fire, snap back, spring, spring back, three-alarm fire, touch off, two-alarm fire, watch fire, wildfire, witch fire
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Backare
Backband
backbench
backbencher
backbend
Backbite
Backbiter
Backbiting
Backboard
Backbond
Backbone
Backboned
Backcast
backdate
Backdoor
Backdown
backdrop
Backed
Backer
Backfall
-backfire-
Backfriend
backgammon
backgammon board
background
backgrounding
Backhand
Backhanded
Backhandedness
Backhander
Backheel
Backhouse
Backing
Backjoint
Backlash
Backless
Backlog
backpack
backpacker
backpedal
Backpiece
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