run foul of


Also found in: Legal.

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

run foul of

come into conflict with; go against.
This expression is nautical in origin: when used of a ship it means ‘collide or become entangled with an obstacle or another vessel’. Both literal and figurative uses were current by the late 17th century.
See also: foul, of, run
References in periodicals archive ?
As well as the usual death and danger, an added complication is that they run foul of an ongoing FBI investigation, as well.
But stricter controls could run foul of legislation allowing the free movement of workers in the EU.
EFFORTS to turn the site of former well-known hotel into a care home have run foul of planners.
This 'division' could end up causing headaches to both sides and eventually even a rift, especially since President Obama's desire to train and leave behind effective Afghan forces and start withdrawing American forces could run foul of an intact and resurgent Taliban movement in Afghanistan," the editorial went on to add.
On account of these metrics therefore, we expect to see more banks run foul of the CBN audit of the remaining 14 banks.
Or will that run foul of any local laws and regulations?
There were a lot of drug users and pushers who were yet to run foul of the law.
The Lord Chancellor has warned the media that naming the football stars may prejudice any future trial and they may also run foul of libel laws.
The story follows the fortunes of two likely lads, Jaxxon and Largs (Mark Prendergast and Darren Brownlie), a pair of horny layabouts who run foul of the Martian royal family, headed by Marj Hogarth's bombastic Queen.
Broadcasters have run foul of FCC decency standards before, facing fines for profanity and, in the case of Janet Jackson's 2004 Super Bowl show "wardrobe malfunction" nudity.
They run foul of privateers and are press ganged into an army of buccaneers hoping to steal gold and silver by sacking Spanish coastal towns in South America and from Spanish ships on the high sea.
Max is hopping mad at his brother, who has also run foul of Phil Mitchell.