unauthorized

adjective

un·​au·​tho·​rized ˌən-ˈȯ-thə-ˌrīzd How to pronounce unauthorized (audio)
: 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.
The Marin County Sheriff’s Office alleges Christopher Britton, of Fairfield, burglarized classrooms at several schools in February, making off with credit cards and running up thousands of dollars in unauthorized purchases. Andrew J. Campa, Los Angeles Times, 1 May 2025 By Christopher Elliot | Problem Solved Q: Someone made an unauthorized purchase of $1,365 using my PayPal email address. Christopher Elliott, King Features Syndicate, Mercury News, 30 Apr. 2025 Continuous Training And Awareness Organizations must educate employees about the risks associated with unauthorized AI tool usage to prevent the proliferation of shadow AI. Art Gilliland, Forbes.com, 25 Apr. 2025 Round-the-clock monitoring for unusual credit card purchases With Zero Liability you won’t be held responsible for unauthorized charges made with your card or account information. Jason Stauffer, CNBC, 25 Apr. 2025 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 8 May. 2025.

More from Merriam-Webster on unauthorized

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