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unofficial

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adjective un·of·fi·cial \ˌən-ə-ˈfi-shəl also -ō-\

Definition of unofficial

  1. :  not authorized or acknowledged by a government, group, class, or society :  not official unofficial results an unofficial policy

unofficially

adverb

See unofficial defined for English-language learners

From the M-W Editors

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First Known Use of unofficial

1784

UNOFFICIAL Defined for Kids

unofficial

adjective un·of·fi·cial \ˌən-ə-ˈfi-shəl\

Definition of unofficial for Students

  1. :  not official

unofficially

adverb

Medical Dictionary

unofficial

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adjective un·of·fi·cial \ˌən-ə-ˈfish-əl\

Medical Definition of unofficial

  1. :  not official; specifically :  of, relating to, or being a drug not described in the United States Pharmacopeia and National Formulary—compare nonofficial, official

Learn More about unofficial

  1. See words that rhyme with unofficial Spanish Central: Translation of unofficial Nglish: Translation of unofficial for Spanish speakers Britannica English: Translation of unofficial for Arabic speakers

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WORD OF THE DAY

gauche

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lacking social experience or grace

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TRENDING NOW

  1. non sequitur “It does not follow”

  2. admiral's mast A massive search ends with an 'admiral's mast'.

  3. calumny 'An untrue statement that is made to damage someone's reputation'

  4. kakistocracy Frustrated Twitter users have been searching for this word.

  5. bona fide Made in good faith

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unofficial

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