1. [Adjective]: (of a baseball) not hit between the foul lines

2. [Noun]: an act that violates of the rules of a sport

3. highly offensive; arousing aversion or disgust; "a disgusting smell"; "distasteful language"; "a loathsome disease"; "the idea of eating meat is repellent to me"; "revolting food"; "a wicked stench"

4. disgustingly dirty; filled or smeared with offensive matter; "as filthy as a pigsty"; "a foul pond"; "a nasty pigsty of a room"

5. thoroughly unpleasant; "filthy (or foul or nasty or vile) weather we''re having"

6. violating accepted standards or rules; "a dirty fighter"; "used foul means to gain power"; "a nasty unsporting serve"; "fined for unsportsmanlike behavior"

7. (of a manuscript) defaced with changes; "foul (or dirty) copy"

8. especially of a ship''s lines etc; "with its sails afoul"; "a foul anchor"

9. characterized by obscenity; "had a filthy mouth"; "foul language"; "smutty jokes"

10. offensively malodorous; "a putrid smell"

11. [Verb]: become soiled and dirty

12. [Verb]: spot, stain, or pollute; "The townspeople defiled the river by emptying raw sewage into it"

13. [Verb]: commit a foul; break the rules

14. [Verb]: become or cause to become obstructed; "The leaves clog our drains in the Fall"; "The water pipe is backed up"

15. [Verb]: make unclean; "foul the water"

16. [Verb]: make impure; "The industrial wastes polluted the lake"

17. [Verb]: hit a foul ball

Similar words to 'foul'

Opposite words to 'foul'

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