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1. sipl
An acronym, standing for, "shitting in pants laughing."
Joe: "Hey man, I had a flat tire yesterday and had to wait 3 hours for AAA to pick me up"

Cool Kid: "sipl"
buy sipl mugs & shirts
lol lhh laughing acronym texting txting shitting pants
by 8500x Jul 31, 2010 add a video
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