cheesewhizzing
The act of taking laxatives and then pooping in your partner's mouth so hard that it sprays out of their nose.
person 1: hey I heard your new partner is into scat
person 2: yeah we are going to be cheesewhizzing tonight
person 1: that sounds like its going to be fun to clean up
person 2: yeah we are going to be cheesewhizzing tonight
person 1: that sounds like its going to be fun to clean up