backfiring >> /bakˈfʌɪə/
Definition: [verb] (of a vehicle or its engine) undergo a mistimed explosion in the cylinder or exhaust.
Example: a car backfired in the road and shoppers ducked instinctively
Definition: [verb] (of a plan or action) have an opposite and undesirable effect to what was intended.
Example: overzealous publicity backfired on her
Definition: [noun] A mistimed explosion in the cylinder or exhaust of a vehicle or engine.
Example: once the engine is running smoothly, a backfire can be dramatic
Definition: [noun] A fire started deliberately to stop the progress of an approaching fire by creating a burned area in its path.
Example: Fires were initially started as backfires to blacken areas adjacent to firelines.