Definitions by MockTurtle

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!

Trincest by MockTurtle October 10, 2016