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to describe your mood
usually ur so pissed off tht you dont make much sense and you r angry worried or frustrated hence pissyass
also used to describe someone elses mood
usually when they r so pissed tht you shouldnt approach them or your ass will get kicked
kate: woah jenny just kicked bob
ben: ikr she's in such a pissyass mood
kate: ahh lol
by Tina Zacharakis October 23, 2007
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ass that smells like piss all the time even if you wash
Enrie S. spilled lemonade all of her pissy ass.
by a-apple May 17, 2009
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