unlawful

adjective

un·​law·​ful ˌən-ˈlȯ-fəl How to pronounce unlawful (audio)
1
: not lawful : illegal
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.
The lawsuit will argue that Trump's use of the International Emergency Economic Powers Act to enact tariffs on Mexico, Canada, and China is unlawful. Hannah Parry, MSNBC Newsweek, 16 Apr. 2025 The suit will argue that Trump’s use of the International Emergency Economic Powers Act, which grants the president increased powers during an economic emergency, to impose tariffs is unlawful and requires congressional approval. Elaine Mallon, The Washington Examiner, 16 Apr. 2025 Last week, in a possibly unlawful move, the Administration announced that the I.R.S. would share confidential taxpayer information with the Department of Homeland Security, for the express purpose of arresting and deporting undocumented immigrants. E. Tammy Kim, New Yorker, 15 Apr. 2025 Tuesday’s suit argues that the order, signed by First Deputy Mayor Randy Mastro instead of the mayor, was unlawful and should be declared invalid by the court. Josephine Stratman, New York Daily News, 15 Apr. 2025 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 23 Apr. 2025.

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

More from Merriam-Webster on unlawful

Last Updated: - Updated example sentences
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