as in improper
without permission; not authorized
an unauthorized use of government vehicles Unauthorized personnel are not allowed in the building.
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Example Sentences
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Recent Examples of unauthorized
The restaurant was cited for the sale of liquor after hours, permitting the smoking of hookah and cannabis indoors, and unauthorized adult entertainment.
—
Colleen Cronin, Boston Herald, 11 Mar. 2026
The suspect, identified as 44-year-old Tony Phillips, will face charges of resisting an executive officer, causing great bodily injury, assault of a police officer, contempt of a court order, and unauthorized lodging, the DA said.
—Jose Fabian, CBS News, 10 Mar. 2026
Sources said unauthorized placards linked to other members of the NYPD were also invalidated.
—Rocco Parascandola, New York Daily News, 10 Mar. 2026
Additionally, the Minnesota Department of Natural Resources has filed a restoration order against the title, requiring the owner to repair damage done along the Poplar River during unauthorized bridge work in 2022.
—Tom Olsen, Twin Cities, 10 Mar. 2026
See All Example Sentences for unauthorized
Colleen Cronin, Boston Herald, 11 Mar. 2026
The suspect, identified as 44-year-old Tony Phillips, will face charges of resisting an executive officer, causing great bodily injury, assault of a police officer, contempt of a court order, and unauthorized lodging, the DA said.
—Jose Fabian, CBS News, 10 Mar. 2026
Sources said unauthorized placards linked to other members of the NYPD were also invalidated.
—Rocco Parascandola, New York Daily News, 10 Mar. 2026
Additionally, the Minnesota Department of Natural Resources has filed a restoration order against the title, requiring the owner to repair damage done along the Poplar River during unauthorized bridge work in 2022.
—Tom Olsen, Twin Cities, 10 Mar. 2026
See All Example Sentences for unauthorized
Recent Examples of Synonyms for unauthorized
Adjective
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And a new policy was rolled out requiring cops to report improper use of the internal email system.—
Aaron Leibowitz,
Miami Herald,
14 Mar. 2026
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Grout's biggest challenge is cracking from improper installation or too much moisture.—
Ashlyn Needham,
Southern Living,
13 Mar. 2026
Adjective
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Officials say another North Korean national, Yun Song Guk, oversaw a group of freelance IT workers operating out of Boten, Laos to coordinate illicit payments and contracts for services linked to foreign partners.—
Nicole Sganga,
CBS News,
12 Mar. 2026
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The exchange has defended its approach to any illicit transactions on its platform and argued that its compliance program worked as designed.—
Leo Schwartz,
Fortune,
12 Mar. 2026
Adjective
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Louisville police say anything that goes into the air or explodes is illegal for average citizens.—
James Bruggers,
The Courier-Journal,
5 July 2017
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Official fireworks shows took place over the city, and illegal pyrotechnics lit up the sky everywhere in between.—
Lisa Beebe,
Los Angeles Magazine,
5 July 2017
Adjective
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Burglary/Breaking & Entering – The unlawful entry into a building or some other structure to commit a felony or a theft.—
Baltimore Sun staff,
Baltimore Sun,
13 Mar. 2026
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Gabriela Vela said she's come to Miami Beach for spring break for the past three years, even back when the city had strict crackdowns on unlawful behavior.—
Steve Maugeri,
CBS News,
12 Mar. 2026
Adjective
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The choice to portray her as irritating, self-absorbed, whiny and inappropriate was no accident.—
Kelly Lawler,
USA Today,
12 Mar. 2026
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At first, the teen denied having an inappropriate relationship with Rivera.—
Meredith Colias-Pete,
Chicago Tribune,
11 Mar. 2026
Adjective
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There have also been reports that some migrants are being held at the processing center longer than ICE policy allows, something Veasey called unacceptable.—
Marissa Armas,
CBS News,
10 Mar. 2026
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Government actions have an important symbolic value and show that authorities deem violence against women unacceptable, said Isadora Vianna, a sociology researcher from Rio de Janeiro State University.—
Eléonore Hughes,
Los Angeles Times,
9 Mar. 2026
Adjective
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But then a mysterious Romany woman (Rebecca Ferguson) turns up, and persuades him to return to Birmingham, in order to bring his violent illegitimate son (Barry Keoghan) – who now runs his Peaky Blinders mob – to heel.—
The Week UK,
TheWeek,
12 Mar. 2026
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In a July public comment letter, Experian argued it should not be required to respond to individual CFPB complaints and that the vast majority of those filed recently are illegitimate.—
Joel Jacobs,
CNN Money,
11 Mar. 2026
Cite this Entry
“Unauthorized.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unauthorized. Accessed 17 Mar. 2026.
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