a brake, as on an automobile, that functions by causing two friction pads to press on either side of a disc rotating along with the wheel
also disk brake
A brake in which the friction is caused by a set of pads that press against a rotating disk.
disc brake system
also disk brake (dĭsk)
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.
(plural disc brakes)
- (Automotive) A type of brake where the friction is produced by brake pads which are pressed against a disk.