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Definition of Knuckle


  1. The joint of a finger, particularly when made prominent by the closing of the fingers.
  2. The kneejoint, or middle joint, of either leg of a quadruped, especially of a calf; -- formerly used of the kneejoint of a human being.
  3. The joint of a plant.
  4. The joining pars of a hinge through which the pin or rivet passes; a knuckle joint.
  5. A convex portion of a vessel's figure where a sudden change of shape occurs, as in a canal boat, where a nearly vertical side joins a nearly flat bottom.
  6. A contrivance, usually of brass or iron, and furnished with points, worn to protect the hand, to add force to a blow, and to disfigure the person struck; as, brass knuckles; -- called also knuckle duster.
  7. To yield; to submit; -- used with down, to, or under.
  8. To beat with the knuckles; to pommel.
More "Knuckle" Quotations

Knuckle Translations

knuckle in Italian is articolazione
knuckle in Norwegian is knoke
knuckle in Swedish is knoge