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Grumpy vs Undefined - What's the difference?

grumpy | undefined |

As adjectives the difference between grumpy and undefined

is that grumpy is unhappy, dissatisfied and/or irritable while undefined is lacking a definition or value.

grumpy

English

Adjective

(er)
  • Unhappy, dissatisfied and/or irritable.
    • Tommy feels grumpy today because his friend stole his ball.
    Michael Finnell was grumpy''', but became even '''grumpier when the Celtics lost.

    Synonyms

    * grouchy * surly * truculent

    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