1. To prank an IM buddy by saying you came all over their conversation window when it popped up.
2. Usually happens when you're masturbating to some hot girl and your friend decides to surprise you with an IM window right as you cum.
Adam: Hey Bryan what was the homework in Physics?
Bryan: (At moment of conversational splooging) SHIT DUDE I just came all over your convo window!
Adam: That's hot let me lick it up.
Bryan: I liked it when I saw your picture come up.
Adam: I'll be right over baby.