Shatsterbate

1. Masturbating while sitting on the toilet taking a deuce.

2. Masturbating while thinking of William Shatner

1. My room doesn't have a lock on the door so I had to go to the bathroom to shatsterbate
2. William Shatner is the only person on earth who shatsterbates

Shatsterbate by gcrack September 19, 2011

Shitsturbate 

To masturbate oneself while taking a shit. Simultaneous masturbation and defecation. The ultimate dual release.

After years of marriage, Carl's wife finally figured out her husband takes an excessively long time in the bathroom because he loves to Shitsturbate.

Shitsturbate by Eaton Holgoode April 28, 2016

shasturbate 

The act of masturbating while defecating.

I was in such a rush this morning that I was forced to shasturbate,.

shasturbate by vink pink February 10, 2005

Shatsturbation 

When you masturbate while shitting, so both explode at the same time.

After last nights shatsturbation, I thought I could die happy. It was pure bliss.

Shatsturbation by prosperoust February 4, 2009

shasterbate 

shitting while masterbating

person number 1: "oh wow Justin the football player, takes a long time in the bathroom"
person number 2: "hes probably masturbating while he shits"
person number 1: "haha, Justin shasterbates"
person number 2: "hahahaha thats clever. shasterbate!"

shasterbate by shexcelent December 1, 2009

shitsterbate 

to masturbate on the toilet while taking a shit

there are some good porn mags in the bathroom I couldn't resist getting my shitsterbate on just now.

shitsterbate by james___ March 20, 2008

Showsterbate 

To perform the act of masturbation in the shower

At camp, ethan showsterbated which wasn't cool because it was the only open shower.

Showsterbate by Riley Langburt February 18, 2009