The act of inserting one's testicles into a woman's anus, pulling them out, then inserting them into her mouth. The testicles resemble a dirty change purse or coin purse.
The other night I asked my girl if we could do the dirty change purse, and she said yes!
While naked in bed and trying to fall asleep, your'e not quite sure if you've farted or sharted, but you're too tired to care. The next morning, you wake up with feces, and your sheet, dried firmly to your ass
I woke up this morning with a Dirty Chance pasted to my balloon knot. I ran around the room likeSuperman, trotting and giggling.