protesturbator 

n. a person who likes to frequently participate in demonstrations in order to feel good about advocating some issue without really doing anything impacting

Geez! Those protesturbators have signs covering their walls from every rally they've been to.

protesturbator by V4V December 19, 2008

promasturbator 

n. a combination of a procrastinator and a masturbator; one who puts off doing something out of laziness (such as homework) just so they can masturbate.

v. to postpone something in order to masturbate.

see also horn dog

v. I promasturbated my 20 page exam review in Algebra II assigned by the Devil.

n. Jack is a promasturbator because he skipped 4th period and went home to masturbate.

promasturbator by Kreapar May 16, 2005