Probastermate 

-To use up time that should be used doing something productive by masterbating. Often done when homework or sleep are present.

Nahh man, I spent all night probastermateing!

Probastermate by TheSituation069 April 17, 2011

promasterbate 

v. Killing time by masterbating

"Instead of doing homework, I went online and promasterbated."

promasterbate by tencia beast February 18, 2008

procasterbate

Putting something off so you can masterbate instead.

I should have finished writing that english paper, but I procasterbated instead.

procasterbate by PilgoreThaGoat February 21, 2011

Procasternate

To Waste time using Procaster when you could be doing much more productive work

I was planning on doing math homework but I decided to Procasternate.

Procasternate by Billie Gene October 29, 2010

Promasternate 

To sexually arouse oneself during procrastination.

Matt began to promasternate while looking at his assigned home work.

Matt promasternated after reading his assigned homework.

Matt likes to smoke cigarettes after promasternating.

Promasternate by AEIOwnU2 February 24, 2010

Procasterbate

To pleasure yourself in an unhuman nature

I had a paper due but i was to busy procasterbate last night

Procasterbate by Pornstar29 June 14, 2010