1. a male ejaculates into the posterior, or anal cavity, of a partner.
2. The male then proceeds to extract the deposited seminal fluid by swiftly sucking on the anus.
3. The male then transfers the extracted contents in his mouth into the awaiting mouth of his partner.
Andrew: No, what????
Patrick: Well Kevin took a shit on Lauren's chest then came on it and it was all gooey and white!
Andrew: Oh My God! I'm so jealous! I've always wanted to give someone a dirty snowball.