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. © 2015 Farlex, Inc, all rights reserved.

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. © 2002 by The McGraw-Hill Companies, Inc.
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