Incesturbate

To masturbate your identical twin.

"What did you guys do last night?"
"My twin brother and I attempted to incesturbate for the first time"

by Garooshnar December 20, 2016

Incesturbation

To have sex with your clone.

I engaged in some hot incesturbation last night!

by livejamie June 07, 2004

Incesturbation

When you clone yourself and then have sex with the clone.

The University loaned me their cloning device; I've always wanted to try incesturbation.

by lclaymaz May 15, 2015

Incesturbation

Jerking off or masterbating while thinking about one of your family members

I had a two hour incesturbation session last night thinking about my moms hairy muff

by doing mom September 26, 2006

Incesturbation

The act of having sex with your clone.

"Gosh, mom! Knock before you just barge in! I was incesturbating!!!"
"Oh Lord! When did incesturbation enter this home!?!"

by Korgul December 04, 2009

Incesturbated

When you fuck the other sex version of yourself.

Turns out the girl i fucked, was the female version of me from a parallel universe.
My face when i just incesturbated .

by Cerez-X March 10, 2018