power brake

Other forms: power brakes

Definitions of power brake
  1. noun
    a brake on an automobile that magnifies a small force applied to the brake pedal into a proportionately larger force applied to slow or stop the vehicle
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    types:
    airbrake
    a vehicular brake that operates by compressed air; especially for heavy vehicles
    type of:
    brake
    a restraint used to slow or stop a vehicle
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