run foul of (someone or something)

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run foul 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 foul of the local police. Ms. Banks has run foul of this university for the last time. She is no longer welcome here!
See also: foul, of, run
References in periodicals archive ?
could participate in the IPO of a sanctioned Sudanese company without running foul of U.
A US barber was given a fine after running foul of an obscure law barring him from working Sundays and Mondays.
By employing operatives from LaddersFree's register, companies can avoid running foul of the Work at Height Directive 2005 and ensure they don't risk life, limb and litigation.
Asked if he was worried about running foul of the law, he said: "I think there's more chance I will get arrested for the way I break the laws than for breaking the laws themselves.
Asked if he was worried about running foul of the law, he said: ``I think there's more chance I will get arrested for the way I break the laws than for breaking the laws themselves.
But the Arbroath boss won't dare give his boy hell at home for fear of running foul of his missus.