English Lexicon

Noop

/ˈnuːp/
nounverbCEFR C1 (Advanced)Top #25000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    An instruction or operation that does nothing effectively.

    "The function simply returns a noop when called without parameters."
As verb
  1. 1

    To execute a non-operational instruction or to perform an action that results in no change.

    "We can safely noop this block of legacy code during the migration."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the computing term 'no operation' (abbreviated as NOP or noop), originating in assembly language programming during the mid-20th century. Over time, it transitioned into programmer slang and technical jargon to describe any action, instruction, or event that intentionally accomplishes nothing.

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