run afoul of (someone or something)

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Related to run afoul: stand pat, Pertaining to

run afoul of (someone or something)

To be in severe disagreement, trouble, or difficulty with someone or something; to be at odds with someone or something, especially due to disobeying rules or laws. Always look into the laws of any place you visit, or you may end up unwittingly running afoul of the local police. Ms. Banks has run afoul of this university for the last time. She is no longer welcome here!
See also: afoul, of, run

run afoul of

Also, run foul of. Come into conflict with, as in If you keep parking illegally you'll run afoul of the police. This expression originated in the late 1600s, when it was applied to a vessel colliding or becoming entangled with another vessel, but at the same time it was transferred to non-nautical usage. Both senses remain current.
See also: afoul, of, run
References in periodicals archive ?
Bush's re-election team to obtain church directories could cause the houses of worship to run afoul of federal tax law, officials with the Internal Revenue Service say.
Three college students run afoul of a Utah town's dance hall ordinance.
As applied to exporters, however, the tax has run afoul of the Export Clause of the U.
Taxpayers easily can run afoul of these provisions, with unexpected (and sometimes disastrous) tax results.
The Institute for Justice, moreover, has launched preemptive offensives against numerous states that have strict church-state separation clauses in their constitutions by filing lawsuits arguing that those provisions run afoul of the U.
As long as a law does not single out a particular religion for unfavorable treatment, he said, it does not run afoul of the First Amendment's Free Exercise Clause.
Unless the facts and circumstances clearly establish that the transfer is a guaranteed payment for capital, the transfer may run afoul of the disguised sale rules under Regs.
AU advised the university that these practices at a public university run afoul of the First Amendment.