Definition of fall/run afoul of
chiefly US
: to get into trouble because of not obeying or following (the law, a rule, etc.)
After leaving home he fell afoul of the law. an investor who has run afoul of stock market rules
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“Fall/run afoul of.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fall%2Frun%20afoul%20of. Accessed 29 Sep. 2022.
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