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1.
"pissing my pants uncontrollably"

Internet chat acronym. To laugh so hard you piss your pants uncontrollably. Iften used in conjunction with "laugh out loud" or "lol"
lolroflmaopmpu! - or "laughing out loud rolling on floor laughing my ass off pissing my pants uncontrollably!"
by Micah Zellmer November 28, 2006
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