emergency brake

noun

Definition of emergency brake

: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

First Known Use of emergency brake

1900


EMERGENCY BRAKE Defined for English Language Learners

emergency brake

noun

Definition of emergency brake for English Language Learners

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


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