a narrow metal cylinder, fixed to a rotating shaft or wheel, against which brake shoes or brake bands act.
the cast-iron drum attached to the hub of a wheel of a motor vehicle fitted with drum brakes See also brake shoe
a gradual loss of braking power resulting from decreased friction between the lining and the drum or disc of the brake and usually caused by overheating.
the fluid used in a brake system to transmit pressure from the brake pedal to the pistons at each wheel, producing the braking action. noun an oily liquid used to transmit pressure in a hydraulic brake or clutch system
the horsepower made available by an engine or turbine for driving machinery other than itself, as measured by a dynamometer. noun the rate at which an engine does work, expressed in horsepower. It is measured by the resistance of an applied brake bhp
a taillight that lights up as the driver of a vehicle steps on the brake pedal to slow down or stop. noun a red light attached to the rear of a motor vehicle that lights up when the brakes are applied, serving as a warning to following drivers Also called stoplight