What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Knuckle vs Undefined - What's the difference?

knuckle | undefined |

As a noun knuckle

is any of the joints between the phalanges of the fingers.

As a verb knuckle

is to apply pressure, or rub or massage with one's knuckles.

As an adjective undefined is

lacking a definition or value.

knuckle

English

Noun

(en noun)
  • Any of the joints between the phalanges of the fingers.
  • (by extension) A mechanical joint.
  • A cut of meat.
  • (sports, billiards, snooker, pool) The curved part of the cushion at the entrance to the pockets on a cue sports table.
  • The kneejoint of a quadruped, especially of a calf; formerly used of the kneejoint of a human being.
  • * Golding
  • With weary knuckles on thy brim she kneeled sadly down.
  • (obsolete) The joint of a plant.
  • (Francis Bacon)
  • (shipbuilding) 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.
  • 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; a knuckle duster.
  • brass knuckles

    Derived terms

    * brass knuckles * knuckle down * knuckle joint * knuckle under * knuckleball * knuckledragger * knuckleduster * knucklehead * knuckle sandwich * near the knuckle * white-knuckled * white knuckle ride

    Verb

    (knuckl)
  • To apply pressure, or rub or massage with one's knuckles.
  • He knuckled the sleep from his eyes.

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
  • The result of division by zero is undefined .

    Antonyms

    * defined