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See also: wheel horse



wheel +‎ horse; in the sense of a person who labors heavily, from analogy with the horse that did the bulk of work in a team, see wheel horse.


wheelhorse (plural wheelhorses)

  1. (US) A person who labors heavily for a particular cause, without being concerned about recognition
    • 1997, David Backes, A Wilderness Within: The Life of Sigurd F. Olson[1], ISBN 0816628424, page 369:
      He was a wheelhorse, a tower of strength, to the Park Service and to the forces that were trying to establish new parks, seashores, canoe wildernesses, and other reservations during the Kennedy and Johnson years.
  2. (obsolete or historical) A foot-propelled vehicle; a bicycle.