change sides

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change sides

To switch one's loyalties. My aunt is determined to bring me over to her political party, ignoring the fact that I am not remotely interested in changing sides! You can't get me to change sides! I'm a fan of the Yankees through and through!
See also: change, side
References in periodicals archive ?
When Italy changes sides in the war, everything changes.
Cruise plays the hero who is recruited to train Japanese army troops fighting the Samurais but changes sides.
Winger Kurt Johnson and lock Mark Fountaine have both shaken off a injuries to take their places in the starting line-up against a Barbarians side including four full internationals as well as Coventry flanker Derek Eves, who returned to the club from Bristol last week for a second loan spell but changes sides for this game.
Raising footballer Freddie Ljungberg's name, he asks a journalist: "He's everybody's hero for Arsenal, but what will happen when he changes sides in a few weeks' time and plays for Sweden against England?