trincest

Sex between members of Trinity College at university of Toronto. One of the most unwritten rules at the institution.

The first years are committing too much trincest during frosh week, half of cosgrave hooked up with the other half.

by Trinity College September 10, 2020

Trincest

Triplets having sex.

Or any other 3 individuals from the same multiple birth, I'm not picky. It can be the same person twice for all I care.

I liked ElsaxAnna, I loved uptight Elsa/free Elsa, I adore the 3 together in trincest!

by MockTurtle October 10, 2016

Trincest

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

by Ivo'sSpecialFriend February 24, 2025

Twincest

When someone is sexually intimate, or develops an incestuous relationship, with his or her own twin.

1. "The McPoyles from 'It's Always Sunny in Philadelphia' are definitely guilty of twincest."

2. Person A: "Dude, did you see those two guys going at it? They looked exactly alike!"
Person B: "Yeah, man, didn't you know? They're in a twincestuous relationship."

by NecroManzie September 28, 2009

twincest

When twins are in lust/love with eachother.

by Anonymous September 14, 2003

Twincest

When Twins are in love with one another and/ or like to perform sexuall activities together.

Benji and Joel are in alot of Twincest fics.

by Rhiannon December 8, 2003

TWINCEST

Twincest
Gives new meaning to fo fuck yourself.

TWINCEST example: Hikaru Hitachiin and Kaoru Hitachiin
(if you dont know who they are, LOOK THEM UP)

by ASIAN >.< Wu-Dawgg May 7, 2010