Incest

Sexual intercourse between persons too closely related to marry (as between a parent and a child). Also incest is between brothers and sisters.

"Dude! Did you hear about that Sion kid?"
"No"
"He totally slept with his step-sister"
"Ew man, Incest"

by RudeBoyz8734 July 18, 2009

Incest

Brotherly love, if you know what I mean.

Incest: He likes to "keep it" in the family, if you know what I mean.

by TheNoodleGod2012 August 4, 2012

Incest

The act of calling your relation your boyfriend

It's incest because she called me her boyfriend

by Wise papi September 13, 2019

Incest

1. When you or someone marries a family member
2.Alabama

The Alabama meme pokes fun at Incest

by bakfjeidfjhgjriedfjgnjrkerjfhg April 15, 2021

Incest

When 2 people have the same name

You are both called Aiden, so you both must be incest

by Leebobs May 4, 2018

incesting

committing incest on a regular basis.

having sex with your mom on a regular basis would be considered incesting

by Baybee Becky October 20, 2008

Incestion

Getting your own mother pregnant, then getting that daughter/sister pregnant. Therefore, it's a sister within a sister. Inception + Incest = Incestion

Woah, you got your mom pregnant? Then that child? INCESTION!

by Lily69 June 13, 2012