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.
According to the Association of Flight Attendants (AFA-CWA), which represents Avelo’s crew members, the union has raised serious concerns about the airline’s participation in ICE deportation flights, saying Avelo may be running afoul of FAA safety regulations. Marley Malenfant, Austin American Statesman, 9 Jan. 2026 At times, his beliefs, like his advocacy for beef tallow and encouragement of more red meat in diets, have run afoul of both public health experts and industry players, like McDonald’s. Kate Rogers,amelia Lucas, CNBC, 8 Jan. 2026 Stewart worries that the listings risk running afoul of copyright on product photos, or of agreements with her own suppliers — themselves mostly independent brands — that prohibit reselling products on Amazon. Bloomberg, Mercury News, 7 Jan. 2026 One of the most powerful Republicans in Florida has proposed a bill that would allow Broward County’s two hospital districts to form public and private deals and businesses together more easily, without running afoul of federal antitrust laws. Cindy Krischer Goodman, Sun Sentinel, 7 Jan. 2026 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 11 Jan. 2026.

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
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!