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 The prestigious tennis championship is a staple of the Season, aka the unofficial social events calendar of London’s glitterati. — Bailey Bujnosek, InStyle, 1 July 2026 Rookie guard Cameron Carr showcased his three-point shot in his unofficial Lakers debut, scoring 19 points in a summer league game against Golden State. — Los Angeles Times, 4 July 2026 Other pictures on unofficial Telegram channels showed residents crowding into underground stations. — Reuters, NBC news, 2 July 2026 According to an unofficial and widely circulated online list, some 38,500 people were still unaccounted for, down from nearly 60,000 in the days immediately after the quakes. — Anniek Bao, CNBC, 3 July 2026 See All Example Sentences for unofficial
Recent Examples of Synonyms for unofficial
  1. unauthorized
  2. informal
Adjective
  • Victims of the Lemonade breach said their information was used to apply for loans, access retirement accounts and make unauthorized credit card charges.
    — Brian Sloan, CNBC, 3 July 2026
  • Those ascents have largely been unauthorized, but actor and musician Jared Leto was allowed to climb up to the base of the antenna from the 86th floor in 2023 to promote a tour.
    — Jennifer Peltz, Los Angeles Times, 2 July 2026
Definition of unauthorized
Adjective
  • Authorities are also investigating the death of a Malawian man after he was allegedly killed by a mob at an informal settlement in the city of Pietermaritzburg, near Durban.
    — Nimi Princewill, CNN Money, 29 June 2026
  • It is joined by an adjoining family room and informal dining area.
    — Demetrius Simms, Robb Report, 29 June 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 7 Jul. 2026.

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More from Merriam-Webster on unofficial

Nglish: Translation of unofficial for Spanish Speakers

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