un·​of·​fi·​cial | \ ˌən-ə-ˈfi-shəl How to pronounce unofficial (audio) also -ō- \

Definition of unofficial

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

Other Words from unofficial

unofficially adverb

Examples of unofficial in a Sentence

Recent Examples on the Web Durr’s victory, which The Associated Press declared Thursday, netted about 3% more votes than Sweeney did in 2017 in unofficial returns. Mike Catalini, ajc, 10 Nov. 2021 Each of the incumbents won more than 58% of the votes in their races, according to unofficial results posted by the district Tuesday. Lindsay Schnell, USA TODAY, 4 Nov. 2021 That included a $180 million Lake Oswego school bond measure, which passed 54%-46% in unofficial returns. oregonlive, 3 Nov. 2021 Trustee Gary Inmon, 54, seeking re-election in Place 5, was overwhelmed by challenger Amy Thomas, 49, who took 64 percent of the vote in unofficial returns in Bexar and Guadalupe counties. Claire Bryan, San Antonio Express-News, 2 Nov. 2021 Salt Lake City’s west-side neighborhoods appear poised to elect new council members, while incumbents on the east side are cruising to big reelection victories, according to unofficial returns Tuesday night. Matt Canham, The Salt Lake Tribune, 2 Nov. 2021 But a number of Democrats in highly competitive districts also appeared to eke out victories, according to unofficial returns. Washington Post, 2 Nov. 2021 Paschal took about 75% of the 2,700 votes cast, according to unofficial returns posted Tuesday night by the Alabama secretary of state's office. Kim Chandler, Star Tribune, 13 July 2021 According to unofficial results from the Cuyahoga County Board of Elections, Stucky, owner of a North Royalton construction firm, finished first in Tuesday’s election with 2,616 votes, or 20 percent of the total vote count. Bob Sandrick, cleveland, 8 Nov. 2021

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.

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First Known Use of unofficial

1784, in the meaning defined above

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Time Traveler for unofficial

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The first known use of unofficial was in 1784

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Last Updated

23 Nov 2021

Cite this Entry

“Unofficial.” Dictionary, Merriam-Webster, Accessed 2 Dec. 2021.

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More Definitions for unofficial



English Language Learners Definition of unofficial

: not formally chosen by an official decision or vote
: not done or made in a formal way by someone in a position of authority
: not having the authority to make a statement, decision, etc.


un·​of·​fi·​cial | \ ˌən-ə-ˈfi-shəl \

Kids Definition of unofficial

: not official

Other Words from unofficial

unofficially adverb


un·​of·​fi·​cial | \ ˌən-ə-ˈfish-əl How to pronounce unofficial (audio) \

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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