The act of three homosexuals forming a tringle in order to perform simultaneous fellatio on eachother.
Dude1: I bet those three guys are all gay together.
Dude2: How do you think that works?
Dude1: They probably do a trigayngle on eachother.
Dude2: How do you think that works?
Dude1: They probably do a trigayngle on eachother.
by blakartz July 22, 2010