unofficial

adjective

Definition of unofficialnext
as in unauthorized

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of unofficial One of the unofficial rules of prestige television is that the penultimate episode is for the mess and the finale is for the cleanup. — Whitney Friedlander, Variety, 6 Aug. 2026 All starting weeks before the Labor Day weekend that once marked the unofficial end of summer. — Leslie Griffy, Mercury News, 6 Aug. 2026 The unofficial after-party tour following Karol G was the couple’s first taste of national attention. — Laura Rodríguez Presa, Chicago Tribune, 5 Aug. 2026 After all, stretchy clothes are practically the unofficial uniform of air travel. — Kathleen Ferraro, Verywell Health, 5 Aug. 2026 See All Example Sentences for unofficial
Recent Examples of Synonyms for unofficial
  1. unauthorized
  2. informal
Adjective
  • The produce company alleges in a civil lawsuit that Brian Thure spent company money on unauthorized purchases, including multiple homes and an endowment at the University of California, Berkeley, according to court documents obtained by USA TODAY.
    — James Powel, USA Today, 7 Aug. 2026
  • The island is reportedly subject to a no-fly zone during the stays of members of the royal family or high-ranking officials, preventing any drones from taking unauthorized photos of the Windsors’ family vacations.
    — Eliza Prosperini, Vanity Fair, 7 Aug. 2026
Definition of unauthorized
Adjective
  • The service Low-key and informal with free-roaming check-in staff.
    — Condé Nast, Condé Nast Traveler, 4 Aug. 2026
  • From the outside, the leadership style can appear overly gentle, patient or informal.
    — Jessica Hill Holm, Forbes.com, 4 Aug. 2026
Definition of informal

Browse Nearby Words

unoccupied
unofficial
unordered
See all Nearby Words

Cite this Entry

“Unofficial.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unofficial. Accessed 8 Aug. 2026.

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More from Merriam-Webster on unofficial

Nglish: Translation of unofficial for Spanish Speakers

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