1
: in or into conflict with
ran afoul of the law
2
: in or into collision or entanglement with

Examples of afoul of in a Sentence

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.
Critics, meanwhile, have said detainees at the facility are forced to endure unsafe, unsanitary and inhumane living conditions and that Alligator Alcatraz runs afoul of environmental laws The remote detention facility is expected to cost Florida approximately $450 million annually to operate. Robert Alexander, MSNBC Newsweek, 15 Aug. 2025 Some of the largest asset managers are wary of pre-disclosure for regulatory reasons; a way forward would be for regulators, such as the SEC in the US, to offer assurances that such pre-disclosure would not run afoul of the rules. Sarah Keohane Williamson, Forbes.com, 12 Aug. 2025 The Energy Department and the EPA seem to have run afoul of four laws in particular that may be tricky for the administration to get around. H. Christopher Frey, The Conversation, 12 Aug. 2025 That move came in response to a federal judge’s ruling that ICE agents were conducting raids that likely ran afoul of constitutional protections against unreasonable seizures. Jonathan Easley, The Hill, 8 Aug. 2025 See All Example Sentences for afoul of

Word History

Etymology

afoul "fouled, tangled," from a- entry 1 + foul entry 1

First Known Use

1819, in the meaning defined at sense 1

Time Traveler
The first known use of afoul of was in 1819

Browse Nearby Words

Cite this Entry

“Afoul of.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/afoul%20of. Accessed 20 Aug. 2025.

Kids Definition

afoul of

preposition
1
: in or into collision or entanglement with
one ship ran afoul of the other
2
: in or into conflict with
they fell afoul of the law
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