unauthorized

adjective

un·​au·​tho·​rized ˌən-ˈȯ-thə-ˌrīzd How to pronounce unauthorized (audio)
Synonyms of unauthorizednext
: not authorized : without authority or permission
an unauthorized biography
unauthorized communications
was unauthorized to act for her husband

Examples of unauthorized in a Sentence

Recent Examples on the Web
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.
At the end of Biden’s term, the government put in policies to dissuade unauthorized border crossings. William Tong, Dallas Morning News, 6 Feb. 2026 Meanwhile, both Ukrainian and Russian military bloggers reported that unauthorized Starlink satellite communications terminals in use by Russian forces had been disrupted or disconnected, following a public appeal by Kyiv to Starlink producer SpaceX and its owner Elon Musk. David Brennan, ABC News, 5 Feb. 2026 Local volunteers who maintain the La Jolla Bike Path have discovered a small network of makeshift, unauthorized trails on the slopes and hills above the path and are working to get the city of San Diego involved. Ashley MacKin Solomon, San Diego Union-Tribune, 5 Feb. 2026 Wisniewski is charged with 14 counts of unauthorized video recording of both minor children and adults without their knowledge or consent. Michelle Mullins, Chicago Tribune, 5 Feb. 2026 See All Example Sentences for unauthorized

Word History

First Known Use

1597, in the meaning defined above

Time Traveler
The first known use of unauthorized was in 1597

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Cite this Entry

“Unauthorized.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unauthorized. Accessed 15 Feb. 2026.

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