Used in a similar fashion as the word "great" or "awesome" but at an even higher level of excitement when stated.
"you are taking me out for my favorite meal an a movie ? That's flippin trince !!
U are the best friend I could have. You're so trince when we stand side by side people point at you and say "why is that guy standing beside that pile of dog crap?".
Trincest is the act of dating someone within the same uni, if you go to a university that labels itself as "Trinity" such as Trinity College Dublin or Trinity Laban.
FAKE NAMES
Edward: Ayo bruh I heard that Ivo's been out there commiting trincest.
Dominick: Goddamnit I'm getting him kicked off this course