un·​li·​censed | \ˌən-ˈlī-sᵊn(t)st \

Definition of unlicensed 

: not licensed: such as

a : not authorized or permitted by a license unlicensed merchandise an unlicensed firearm the unlicensed reproduction of books

b : operating without a license unlicensed vendors an unlicensed electrician unlicensed brokers unlicensed drivers

Examples of unlicensed in a Sentence

Recent Examples on the Web

An unlicensed California driver was arrested Friday for allegedly driving off after striking and killing a popular educator, authorities said. Fox News, "Unlicensed driver held in hit-and-run death of popular educator, authorities say," 22 Sep. 2018 However, many ayahuasca ceremonies operate unlicensed and unregulated across South America. Erica Sweeney, Teen Vogue, "What Ayahuasca Is, and What You Should Know About It," 31 Aug. 2018 In March, an unlicensed boarding home caught fire in North Philly, killing four people. Ronnie Polaneczky, Philly.com, "L&I gets it right with developer of 'potential death trap' | Ronnie Polaneczky," 10 May 2018 The state Medicaid program has suspended payments to a Lawrence counseling clinic that is accused of fraud for allowing unlicensed and unsupervised therapists to treat patients. Liz Kowalczyk, BostonGlobe.com, "State Medicaid program halts payments to Lawrence clinic over fraud allegations," 14 June 2018 Congo’s Health Ministry on Wednesday received an air consignment of thousands of doses of an unlicensed VSV-EBOV vaccine developed by Merck & Co. that was dispatched by the WHO. William Clowes, Bloomberg.com, "Two More Ebola Cases Confirmed in Northwestern Congo City," 18 May 2018 Marijuana businesses have been warned to not participate in unlicensed events, and only a few cities like San Francisco, Oakland and South Lake Tahoe allow pot lounges modeled after those in Amsterdam. latimes.com, "Today: The Comey Memos," 20 Apr. 2018 The events, which will be run by a foundation that supports riders and will feature stunts, are meant to get the noisy and often unlicensed bikes off city streets, Mayor Frank Jackson said Thursday in an interview. Robert Higgs, cleveland.com, "Cleveland vital statistics office to close for afternoon May 16 for staff training," 9 May 2018 In a new academic paper, Baylor College of Medicine ethicist Claire Horner and three other experts urge people harmed by the promising but unproven and unlicensed treatment to file civil litigation against the provider. Todd Ackerman, Houston Chronicle, "Ethicists call for lawsuits to stop for-profit stem cell therapy," 1 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unlicensed.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of unlicensed

1577, in the meaning defined above

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Last Updated

1 Dec 2018

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Time Traveler for unlicensed

The first known use of unlicensed was in 1577

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More Definitions for unlicensed


variants: or chiefly British unlicenced \-​ˈlīs-​ᵊn(t)st \

Medical Definition of unlicensed 

: not licensed especially, of a drug : not approved for use by the appropriate regulating authority (as the Food and Drug Administration in the United States)

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