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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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of unauthorized
From 2002 to 2016, thousands of Wells Fargo’s Community Bank employees opened millions of unauthorized or fraudulent accounts and other financial products to meet excessive sales goals.
—
Catherine Muccigrosso, Charlotte Observer, 4 Feb. 2025
In the first days of his second term, Trump also signed the Laken Riley Act, which urges immigration officers to detain unauthorized immigrants when arrested for crimes like burglary, theft, larceny, and shoplifting or assaulting a law enforcement officer.
—Taylor Ardrey, USA TODAY, 3 Feb. 2025
The waterway remains closed to unauthorized vessels.
—Emma Bowman, NPR, 2 Feb. 2025
The change comes at a tense time for U.S.-Canada relations, as the White House has vowed to institute a 25 percent tariff on imports from it and Mexico on February 1 if the two countries don’t take steps to deter unauthorized crossings.
—Adam Roy, Outside Online, 31 Jan. 2025
See all Example Sentences for unauthorized 
Catherine Muccigrosso, Charlotte Observer, 4 Feb. 2025
In the first days of his second term, Trump also signed the Laken Riley Act, which urges immigration officers to detain unauthorized immigrants when arrested for crimes like burglary, theft, larceny, and shoplifting or assaulting a law enforcement officer.
—Taylor Ardrey, USA TODAY, 3 Feb. 2025
The waterway remains closed to unauthorized vessels.
—Emma Bowman, NPR, 2 Feb. 2025
The change comes at a tense time for U.S.-Canada relations, as the White House has vowed to institute a 25 percent tariff on imports from it and Mexico on February 1 if the two countries don’t take steps to deter unauthorized crossings.
—Adam Roy, Outside Online, 31 Jan. 2025
See all Example Sentences for unauthorized
Recent Examples of Synonyms for unauthorized
Adjective
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The restaurant was in violation of 17 standards, including an employee preparing food with jewelry and improper food storage.—
Evan Moore,
Charlotte Observer,
31 Jan. 2025
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Silver was arrested on charges of operating under the influence of alcohol and/or drugs, operating an unregistered motor vehicle, operating a motor vehicle without minimum insurance, improper use of registration plates, traveling unreasonably fast and improper rear lamps.—
Justin Muszynski,
Hartford Courant,
31 Jan. 2025
Adjective
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At first, the illicit supply would also ship directly from China to the US, but it’s evolved into disparate streams.—
Deidre McPhillips,
CNN,
8 Feb. 2025
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Footage showed authorities removing the illicit items from his pockets following the apprehension.—
Sarah Rumpf-Whitten,
Fox News,
6 Feb. 2025
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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With government funding set to expire on March 14, Jeffries also stressed other actions Democrats are taking, including introducing a new bill to block unlawful access to the Treasury Department's payment programs, which store personal data for millions of Americans.—
Amanda Castro,
Newsweek,
3 Feb. 2025
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In November 2024, Shamika Mitchell, 38, was convicted of unlawful desertion of a child and aggravated child abuse, according to the State’s Attorney for Florida’s 7th Circuit.—
KC Baker,
People.com,
3 Feb. 2025
Adjective
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That included establishing a hotline where callers could report abuse and inappropriate behavior by campus faculty and staff.—
Sara Coello,
Charlotte Observer,
3 Feb. 2025
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Allegations against him included inappropriate physical contact with a student, an unwillingness to adhere to special education laws and subjective grading practices.—
Jennah Pendleton,
Sacramento Bee,
3 Feb. 2025
Adjective
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Nissan's board has decided that Honda’s terms for a merger are unacceptable, according to the Wall Street Journal.—
Anthony Robledo,
USA TODAY,
6 Feb. 2025
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What To Know Saudi Arabia firmly opposed Trump's suggestions, saying that any displacement of Palestinians is unacceptable.—
Thomas G. Moukawsher,
Newsweek,
5 Feb. 2025
Adjective
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The coins are marked with faces of nine Roman emperors who reigned during the fourth and fifth centuries—including Eugenius, an illegitimate usurper who ruled the Western Roman Empire for just two years.—
Sonja Anderson,
Smithsonian Magazine,
29 Jan. 2025
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That period, in 2017, was defined by public demonstrations of resistance, a flurry of new liberal groups and a palpable anger over an election outcome many in the party saw as illegitimate.—
Reid J. Epstein,
New York Times,
24 Jan. 2025
Thesaurus Entries Near unauthorized
Cite this Entry
“Unauthorized.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unauthorized. Accessed 16 Feb. 2025.
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