dig some dirt up

dig some dirt up

To uncover negative information about someone or something. Once I contact my usual sources at the tabloids, I should be able to dig some dirt up on that actress.
See also: dig, dirt, up
Farlex Dictionary of Idioms.

dig some dirt up (on someone)

Fig. to find out something bad about someone. If you don't stop trying to dig some dirt up on me, I'll get a lawyer and sue you. The citizens' group dug up some dirt on the mayor and used it against her at election time.
See also: dig, dirt, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • dig up dirt
  • dig up dirt on (someone or something)
  • dig the dirt
  • grist for (one's) mill
  • grist for the mill
  • grist for the mill, that's
  • grist for/to somebody's mill
  • grist to (one's) mill
  • dig down
  • dig (something)