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English definition of “foul”

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foul

adjective
 
 
/faʊl/
DIRTY very dirty, or with an unpleasant smell: the foul smell of rotting fishDirty and untidy
BAD very bad or unpleasant: foul weather She's in a foul mood.Serious and unpleasantNot attractive to look atInformal words for bad
foul language/words very rude and offensive wordsSwearing and blasphemy
(Definition of foul adjective from the Cambridge Learners Dictionary © Cambridge University Press)
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