A person or persons actively engaging in sexual intercourse with anyone or anything, be he, she, or it animate or inanimate.
That man, he a trisexual!
by ShoYooRight March 2, 2003
Someone who is willing to try anything, that is, a man or woman willing to experiment repeatedly with members of the same sex but who is primarily attracted to the opposite sex. See bicurious.
by OneBadAsp October 27, 2006
A person whether it be a man or a woman who only engages in sexual intercourse or activity when it involves two other individuals aka a three-way.
Marco: Julie called me on the phone last night trying to arrange a late-night booty call except I told her it was a complete no go unless she brought her roommate Becky along since I'm a trisexual and require the stimulation of two ladies to keep me excited. Luckily she was able to convince Becky to come along.
Mike: Wow! This trisexual routine seems pretty legit. I think I may have to...try it!
Mike: Wow! This trisexual routine seems pretty legit. I think I may have to...try it!
by Ambiguousgenitals January 27, 2021
by Dray-dae September 14, 2006
by neofox97 August 21, 2009
Someone who is willing to try anything sexually, a man or woman willing to experiment with any sexual experience. A person who is willing to try anything sexual at least once.
I am a trisexual, I try anything, cows, chickens, mud! It originated from a Cheech & Chong movie from the 70's.
by Southernhoopty August 27, 2010
by MichaelMadman December 17, 2010