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English definition of “foul”

foul

adjective     /faʊl/
C1 extremely unpleasant : Those toilets smell foul! I've had a foul day at work . Why are you in such a foul mood this morning ? What foul weather !Serious and unpleasantNot attractive to look atInformal words for bad C1 describes speech or other language that is offensive , rude , or shocking : There's too much foul language on TV these days .Rude and cheekyRelating to sex and sexual desire
(Definition of foul adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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