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Jeff vs Undefined - What's the difference?

jeff | undefined |

As a verb jeff

is to play or gamble with em quads, throwing them as dice.

As an adjective undefined is

lacking a definition or value.

jeff

English

Proper noun

(en proper noun)
  • A diminutive of the male given name Jeffrey or Jeffery.

    • See also

    * Geoff * Mutt and Jeff English diminutives of male given names ----

    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