The act of telling your friend that he cannot solely rely on you for fantasy sports advice. Usually occurs after many text messages or emails asking about trades and/or waiver pickups
Bob: Yo, should I trade Derek Jeter for Vlad Guerrero? I needs me some ribbies.
Fran: Bob, I need to fantasy break up with you
Fran: Bob, I need to fantasy break up with you
by Mr. Fantasy Guru May 27, 2010