unofficial

adjective

un·​of·​fi·​cial ˌən-ə-ˈfi-shəl How to pronounce unofficial (audio)
 also  -ō-
: not authorized or acknowledged by a government, group, class, or society : not official
unofficial results
an unofficial policy
unofficially adverb

Examples of unofficial in a Sentence

Recent Examples on the Web How did 4/20 become the official unofficial weed holiday? USA TODAY, 20 Apr. 2024 Denver has, of course, Nikola Jokic and his unofficial crown as the best player in the league. Dan Woike, Los Angeles Times, 20 Apr. 2024 The unofficial holiday involves a celebration of pot in its various forms, including a growing category of edibles and drinks infused with THC (Tetrahydrocannabinol) and CBD (Cannabidiol), two chemicals found in the marijuana and hemp plants. Mike Snider, The Courier-Journal, 19 Apr. 2024 April 20 – an unofficial holiday for marijuana enthusiasts – is almost here. Haadiza Ogwude, The Enquirer, 19 Apr. 2024 Eminem is stepping up again in his unofficial role as Detroit's goodwill ambassador to the rest of the nation. Julie Hinds, Detroit Free Press, 19 Apr. 2024 The unofficial 4/20 holiday, celebrated April 20, marks an occasion for smokers and producers to celebrate marijuana. Kate Linderman, Miami Herald, 19 Apr. 2024 But the plan is unauthorized, unsanctioned and unofficial, meaning the recruits risk imprisonment if discovered by British forces and death if captured by the Nazis. David Rooney, The Hollywood Reporter, 16 Apr. 2024 The reason may lie with the yacht’s unofficial owner, believed to be Russian president Vladimir Putin. Julia Zaltzman, Robb Report, 8 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'unofficial.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1784, in the meaning defined above

Time Traveler
The first known use of unofficial was in 1784

Dictionary Entries Near unofficial

Cite this Entry

“Unofficial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unofficial. Accessed 25 Apr. 2024.

Medical Definition

unofficial

adjective
un·​of·​fi·​cial ˌən-ə-ˈfish-əl How to pronounce unofficial (audio)
: not official
specifically : of, relating to, or being a drug not described in the United States Pharmacopeia and National Formulary compare nonofficial, official
Last Updated: - Updated example sentences
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