A sexual activity involving two partners, preferably a male and a female, where the female takes a fresh shit, and does not bother to wipe. The male then proceeds to take his sweaty balls and push them into her now brown anal cavity. Extracting the shit covered nuts he plops the scrotum onto females face, rubbing it into various facial orfices. including the nose, eyes, and mouth.
oh man last night i gave my girlfriend the BEST double dip