1 definition by Erricred
A relationship struck up for the sole purpose of making the ex of one or both parties jealous. Usually short lived and ending badly for both.
Friend 1: Why the hell is Justin hooking up with Katie, I thought he was with Amy?
Friend 2: Yeah well he was until she dumped him for her ex. Now he's just in a retaliationship.
Friend 2: Yeah well he was until she dumped him for her ex. Now he's just in a retaliationship.
by Erricred March 24, 2009