Creepsterbating 

When someone masterbates while creeping on another persons social media.

I caught Jimmy creepsterbating to Steves Moms Facebook.

Creepsterbating by buttheadsunite July 2, 2015

creeperbating

The act of masturbating; however, the masturbation must be under circumstances/intentions that would define one as a "creeper".

He was totally creeperbating.

creeperbating by KeenlyACreeper July 23, 2011

crumpsterbating 

To cry, take a dump and masturbate at the same time...

Whoa! I just saw Josh crumpsterbating... I didn't even think that was possible

crumpsterbating by TheCapitalMan December 28, 2010