brake block

English dictionary entry

Meanings

noun
  1. One of two small blocks fitted to a brake caliper, which rub on the wheel rim when the brake is applied.
  2. A block fitted to locomotives or rolling stock, which rubs on the steel tyre of the wheel when the brake is applied.
  3. A block (perhaps wooden) used for braking a horse-drawn vehicle.

Word forms

brake block brake blocks
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