foul

noun

An unfair or illegal act committed in a sport.

"The referee blew for a foul."

verb

To commit an unfair or illegal act against an opponent in sport.

"The player fouled his opponent."

adjective

Morally wrong, offensive, or wicked.

"He was accused of a foul deed."

adjective

Extremely unpleasant, especially due to a bad smell or taste.

"There was a foul smell in the kitchen."

Thesaurus

Synonyms: tangled, fouled, afoul, out-of-bounds, nasty, dirty, unclean, filthy, soiled, clog, crap up, choke

Antonyms: fair, unclog