play both sides against the middle

play both sides against the middle

To manipulate two opposing sides of an argument, conflict, competition, etc., against one another for one's own benefit or advantage. My father and my uncle are engaged in a bitter business rivalry. If I can play both sides against the middle, I might be able to secure some sizeable investments for my own company. Janet really dislikes Mary and wants to date her boyfriend, Mike, so she's been playing both sides against the middle to get them to break up.
See also: both, middle, play, side
Farlex Dictionary of Idioms.
See also:
  • play (someone) off against (someone)
  • play both ends
  • play both ends against the middle
  • play both ends against the middle, to
  • play each end against the other
  • play each side against the other
  • play off against
  • play one against another
  • play one end against the other
  • play one side against the other
References in periodicals archive
And as ever, he wants to play both sides against the middle. So there's the offensive stuff that will appeal to Tory right-wingers and potential [UK Independence Party] voters ...
What will happen to this brave woman who dares, in one sense, to play both sides against the middle? This tale of betrayal, honor, and un-waving courage I will leave to the reader of The Time in Between.