(Freh-nah-mee) 1. A person who acts like your friend, but is a backstabber when you have your back turned. 2.This kind of person creates malicious gossip about his or her friends due to incapability to deal with his or her jealous feelings towards them. 3. A hater.
Because she saw that Susan got a full ride scholarship, and she didn't, Megan became such a frienemy.