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2.
tri-hole: when any person with a penis gets his head peirced, when that person takes his jewelrly (usually an inch long metal bar) out to urinate, the piss comes out all 3 holes. Not to be confused with a tri-dick.
dude I was taking a piss yesterday after I fucked your sister and I totally had a tri-hole!
by Jamilana May 24, 2008
 
1.
The three orifices in a woman that can generally accept a penis.
Mark, Bill and I triholed Debby last night. Afterwards Mark and Bill double felched her, but I've got standards.
by tri-holed August 30, 2010