Mexicunt
A Mexican character in the film "Loverboy 3," who thinks by helping the hero kill the guys who've kidnapped his girlfriend he'll get a piece of ass.
Loverboy: "You want to split 40 grand?"
Mexican: "Fuck yeah. What about the girl, do we split her too?"
Loverboy: "You Mexicunt."

Movie is on youtube: search "Loverboy 3"