A sexual fetish when a man eats spicy nacho doritos and proceeds to rub the cheese residue from his hands onto his penis. Then he fucks a girl anally creating a spicy soupy concoction.
John: Yo Jack are you still talking to Lauren?
Jack: Nah man I was over her house last week and she asked me for nacho soup. I gave it to her but shit got weird after that.
John: Yeah that bitch is a freak