disc brake

or disk 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.

disc brake

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

disc brake

/ dĭsk /

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.

Word History and Origins

Origin of disc brake¹

First recorded in 1900–05

Example Sentences

The Seagull “Flying Edition” tested by Caresoft has six air bags, rear disc brakes and electronic stability control.

From Seattle Times

The ZX is also fitted with Tecktro mechanical disc brakes, not pricier hydraulic brakes, which are more reliable and provide better modulation.

From The Verge

Trek Bicycle Corp. recalled 1 million bikes over a disc brakes issue in 2015 after three riders were injured — one paralyzed.

From Los Angeles Times

The lawsuit claims that the Rad Runner’s “disc brakes in conjunction with a quick-release mechanism for detaching the front wheel” is “a known safety hazard” in the bike industry.

From New York Times

And the stopping power has been improved with the inclusion of hydraulic disc brakes with long-lasting ceramic pads.

From The Verge