When you use someone else's bathroom to poop without their knowledge or consent.
I did not want to stank up our bathroom, so I had to trespoop at the office next door.
by Saschablog100 August 15, 2008
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The act of leaving poop in a toilet for the next person to see.
Someone needs to stop trespooping and flush that nasty thing down the toilet.
by TheRealInkweaver November 16, 2017
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