When your partner takes it in the ass. And right before you bust. They pull it out. And then jerk you off till you bust all over their face. Then sucking your member clean.
Damn man. Last night my lady got so drunk. She gave me the dirtiest dirty snowblower.
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).