foul

/ˈfau̇(-ə)l/

Middle English, from Old English fūl; akin to Old High German fūl rotten, Latin pus pus, putēre to stink, Greek pyon pus

adjective

  1. offensive to the senses : loathsome

  2. filled or covered with offensive matter

  3. being odorous and impure : polluted

the foul odor of rotten eggs

foul bins of filth

dirty filthy foul nasty squalid mean conspicuously unclean or impure. dirty emphasizes the presence of dirt more than an emotional reaction to it. filthy carries a strong suggestion of offensiveness and typically of gradually accumulated dirt that begrimes and besmears.

noun

  1. an infringement of the rules in a game or sport

  2. free throw

  3. foul ball

verb

  1. to make foul: such as

  2. to make dirty : pollute

  3. to tangle or come into collision with