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Flinch vs Undefined - What's the difference?

flinch | undefined |

As a noun flinch

is a reflexive jerking away.

As a verb flinch

is to make a sudden, involuntary movement in response to a (usually negative) stimulus.

As an adjective undefined is

lacking a definition or value.

flinch

English

Noun

(es)
  • A reflexive jerking away.
    • My eye doctor hates the flinch I have every time he tries to get near my eyes.

    Verb

  • To make a sudden, involuntary movement in response to a (usually negative) stimulus.
  • * John Locke
    • A child, by a constant course of kindness, may be accustomed to bear very rough usage without flinching or complaining.
  • To dodge (a question), to avoid an unpleasant task or duty
  • To let the foot slip from a ball, when attempting to give a tight croquet.

    • References

    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