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 Bartholomew points to a famous case involving the unauthorized use of Marilyn Monroe's persona. Greg Rosalsky, NPR, 14 May 2024 An upstart pro-secession, far-right party called Catalan Alliance, which rails against unauthorized immigration as well as the Spanish state, will enter the chamber for the first time with two seats. Joseph Wilson, The Christian Science Monitor, 13 May 2024 See all Example Sentences for unauthorized 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'unauthorized.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1597, in the meaning defined above

Time Traveler
The first known use of unauthorized was in 1597

Dictionary Entries Near unauthorized

Cite this Entry

“Unauthorized.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unauthorized. Accessed 19 May. 2024.

More from Merriam-Webster on unauthorized

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