Definition of "dirt" in English

noun

1. (chiefly US) Soil or earth.

2. A stain or spot (on clothes etc); any foreign substance that worsens appearance.

3. Previously unknown facts or rumors about a person.

   • The reporter uncovered the dirt on the businessman by going undercover.

4. (figurative) Meanness; sordidness.

5. (mining) In placer mining, earth, gravel, etc., before washing.

6. Freckles.

7. (archaic) Excrement; dung.

verb

1. (transitive, rare) To make foul or filthy; soil; befoul; dirty