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emergency brake

noun

Simple Definition of emergency brake

  • : a special brake (such as a parking brake in an automobile) that can be used for stopping when the main brakes fail

Source: Merriam-Webster's Learner's Dictionary

Full Definition of emergency brake

  1. :  a brake (as on an automobile) that can be used for stopping in the event of failure of the main brakes and to keep the vehicle from rolling when parked

1900

First Known Use of emergency brake

1900

Rhymes with emergency brake


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