Meaning of foul in English
1. tasting or smelling unpleasant; filthy and disgusting
The sewer had a foul smell.
2. rainy, stormy, and unpleasant; rough
What foul weather we're having!
3. breaking the rules of a game
That was a foul shot.
4. characterized by lack of taste, manners etc.
She has a foul mouth.
5. containing sexually offensive words or pictures
1. a move in a game or sport against the rules
The referee gave a penalty kick for a foul on the goalkeeper.