• synonyms

bull wheel

noun Machinery.
  1. any large driving gear among smaller gears.
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Origin of bull wheel

An Americanism dating back to 1820–30
Also called bull gear.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bull wheel

Historical Examples of bull wheel

  • The big graft in this neck-a woods is political, and the Red Tower gang is only set-a cogs in the bull-wheel.

    The Wreckers

    Francis Lynde