When you laugh to hard on IM (Instant Messenger) to a friend you can't type properly and input random shit to emphasise your amusement.
xxxxxx says (7:24 PM):
piss fart
The act of letting out some urine when letting a huge fart
"YO MAN i THiNK i JUSS PiSS FARTED!"

Davewtfadsfljkncunt says (7:24 PM):
wtfadsfljkncunt
by Davewtfadsfljkncunt July 11, 2008
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