from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A brake in which the friction is caused by a set of pads that press against the inner surface of a rotating drum.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A form of brake in which friction is applied by pads to the inner surface of a rotating cylinder (the brake drum) connected directly to a wheel
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. hydraulic brake in which friction is applied to the inside of a spinning drum by the brake shoe
Sorry, no etymologies found.