Meaning & Definition of word "Backfire"

noun:

• 1. an instance of a plan or action having the opposite effect to what was intended.
  • Example: The marketing campaign turned into a backfire when the public responded negatively.
• 2. a loud explosive sound caused by an engine failing to fire correctly.
  • Example: The backfire of the old truck could be heard several blocks away.

verb:

• 1. to have the opposite effect to what was intended; to produce a result that is contrary to what was expected.
  • Example: His scheme to cut costs backfired when it led to a decrease in product quality.
• 2. to explode in the process of firing, often used in the context of engines.
  • Example: The car's engine backfired loudly, startling everyone in the vicinity.
• 3. to cause a plan or action to fail, often in a dramatic or unforeseen way.
  • Example: The politician's attempt to discredit his opponent backfired when it revealed more about his own corruption.