drive a wedge between

drive a wedge between (someone or something)

To cause discord between two people or things. I used to be close friends with Tiffany, but once she started dating my ex-boyfriend, it really drove a wedge between us.
See also: between, drive, wedge
Farlex Dictionary of Idioms.

drive a wedge between

someone and someone else Fig. to cause people to oppose one another or turn against one another. The argument drove a wedge between Mike and his father.
See also: between, drive, wedge
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • drive a wedge between (someone or something)
  • drive a wedge between A and B
  • drive a wedge between someone and someone
  • wedge
  • come into conflict
  • conflict
  • beat a hasty retreat
  • beat a retreat
  • hasty
  • retreat