disc brake

noun Automotive.

1. a brake system in which a disc attached to a wheel is slowed by the friction of brake pads being pressed against the disc by a caliper.

noun

1. a type of brake in which two calliper-operated pads rub against a flat disc attached to the wheel hub when the brake is applied

1. A brake in which friction is caused by a set of pads, usually made of steel, that press against a rotating disk to slow or stop its rotation.