retunt
It is a retarded cunt. A word that can be used to describe someone that infuriates you to no end, is selfish and all in all a no good person. Often a person that makes horrible decisions and pisses the wrong people off.
Bill: He did you hear what Karen said in the book club last night?
Bob: No I didn't but if you ask me, she sounds like a retunt
Bob: No I didn't but if you ask me, she sounds like a retunt