false alarm


: an alarm (such as a fire alarm) that is set off when it is not needed

: something that causes people to wrongly believe that something bad or dangerous is going to happen

Full Definition of FALSE ALARM

:  an alarm (as a fire or burglar alarm) that is set off needlessly
:  one causing alarm or excitement that proves to be unfounded

Examples of FALSE ALARM

  1. A false alarm drew firefighters to the school.
  2. The report that the factory would be closing was a false alarm.
  3. He thought he might be having a heart attack, but his chest pains were just a false alarm.

First Known Use of FALSE ALARM



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