passive incest

Passive incest is when boyfriend's and girlfriend's have sex with each others family members..

Dateing a person and haveing sexual contact with someone in their family....passive incest

by regardless devon victory January 23, 2010

Indescriptionablest

The epitome of indescriptionable.

I had the indescriptionablest sex last night.

by Morden June 19, 2008

Indescusable.

Something which is not excusable.

"Man, I so should have sunk that beer pong shot"
"Yea, that was indescusable."

by festeringcow May 10, 2010

Incesbitwins

Same-sex twins in a sexual relationship, typically female;
A lesbian couple who look alike;

'Hey look at those incesbitwins!'

by WeAreLegoMen November 10, 2011

Incest-in-law

To fuck one's brother-in law or sister-in-law.

Ed: "Wait, Jack fucked his wife Jill's sister?"
Eddie: "Yeah he just committed incest-in-law."

by The Elias June 2, 2016

Incest Evan

A person named Evan who dated his cousin and kissed that bitch like bro thats kinda weird.

Hey, that dude fucked his sister, we should call him incest evan

by Lil Carrotcake November 6, 2018

Incest.

Having sex with a blood relative. Usually a result of living in a remote location with a population of 1-4200

The man had incest. In order to keep on the family

by Thotsavage68 November 6, 2018