1. Soil or earth. They dug a hole in the dirt to plant a tree.
2. A stain or spot (on clothes etc); and foreign substance that worsened
appearance. Dirt on clothes may mean you have done some hard work.
3. Previously unknown negative fact (or invented "facts") about a person;
gossip. The reporter uncovered some dirt on the businessman. We need to dig up
some dirt on the political candidate.
