unofficial

adjective un·of·fi·cial \ ˌən-ə-ˈfi-shəl also -ō- \
Updated on: 9 May 2018

Definition of unofficial

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

unofficially

adverb

Recent Examples of unofficial from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unofficial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of unofficial

1784

in the meaning defined above

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UNOFFICIAL Defined for Kids

unofficial

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

Definition of unofficial for Students

: not official

unofficially

adverb

Medical Dictionary

unofficial

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

medical Definition of unofficial

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


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