by llcllollmllellollnll May 14, 2006

The fucked up romantic/sexual relationship between a brother, sister, and their other brother/sister or cousin.
The Finn family reunion was going to be an awkward affair because Sally and Billy Ray had recently broken up their Alabama Love Triangle with cousin Cletus.
by Key&Peele January 13, 2018

by Alex Ferguson October 23, 2005

by My sisters husband December 13, 2019
