unlawful

adjective

un·​law·​ful ˌən-ˈlȯ-fəl How to pronounce unlawful (audio)
Synonyms of unlawfulnext
1
a
: not lawful : illegal
unlawful actions
b
: acting contrary to or in defiance of the law
an unlawful possessor
2
: not morally right or conventional
unlawfully adverb
unlawfulness noun

Examples of unlawful in a Sentence

The sale of alcohol to minors is unlawful. it is unlawful to set off fireworks within the city limits
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.
A’Jonya Shorter, 18, is charged with dangerous possession of a firearm, a Level 5 felony; possession of a firearm on school property, a Level 6 felony; and misdemeanor unlawful carrying of a handgun. Meredith Colias-Pete, Chicago Tribune, 8 May 2026 The money, hidden in furniture, was never reported through standard police channels, prompting the former intelligence chief in 2022 to file a criminal complaint alleging a cover-up, money laundering, and unlawful use of Ramaphosa’s bodyguards to track down suspects. Tiisetso Motsoeneng, semafor.com, 8 May 2026 Claiming there were no factual disputes to weigh, the majority agreed that plaintiffs showed that harms from unlawful tariffs were imminent and ongoing, requiring relief in the form of a permanent injunction that must be granted once the court reached a decision on how to interpret the statute. Ashley Belanger, ArsTechnica, 8 May 2026 The top three issues facing this district are homelessness, the affordability crisis and unlawful ICE raids. Lucas Robinson, San Diego Union-Tribune, 7 May 2026 See All Example Sentences for unlawful

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of unlawful was in the 14th century

Browse Nearby Words

Cite this Entry

“Unlawful.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unlawful. Accessed 10 May. 2026.

Kids Definition

unlawful

adjective
un·​law·​ful ˌən-ˈlȯ-fəl How to pronounce unlawful (audio)
ˈən-
: not lawful : being against the law : illegal
unlawfully adverb
unlawfulness noun

Legal Definition

unlawful

adjective
un·​law·​ful
1
: not lawful : not authorized or justified by law
2
: acting contrary to or in defiance of the law
an unlawful possessor
unlawfully adverb
unlawfulness noun

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