Definitions

1. noun

a foul mark or spot, especially in a game or contest

“The referee called a foul on the player for tripping his opponent.”

2. noun

a state or feeling of disgust or distaste

“The smell of the dumpster filled her with a foul feeling.”

3. verb

to spoil or ruin the quality of something

“The rain fouled the picnic plans, and they had to stay indoors.”

4. verb

to commit a fault or make a mistake

“He fouled up the presentation by forgetting the key points.”

5. adjective

morally wrong or corrupt

“The politician’s actions were deemed foul by the public.”

6. adjective

unpleasant or offensive to the senses

“The foul odor from the garbage can was overwhelming.”