masturbicep 

A buildup of muscle mass in the bicep region due to excessive masturbation. Most commonly found in porn addicts and the socially inept.

Man goddamnit listen my wife put parental controls on my computer, making flexing of my masturbicep harder.

masturbicep by itsthatbradguy July 9, 2010

masturbaceous 

A female worthy of adding to one's spank bank.

That bitch is so maturbaceous.

masturbaceous by netteach March 14, 2003

masturception 

When you mastubate to a video recording that you have previously made of yourself masturbating to a video recording of yourself previously masturbating.

I had one long evening last night preparing for a session of masturception.

masturception by Rion8754 May 1, 2014

masturbike 

masturbike
(v): to stroke one's shaft until semen is ejaculated from the penis. While riding an effing bike. Seriously.

Happens sometimes at Colorado College...

Possibly the most perverted act one could ever commit.

"Did you see that sick pedophile masturbiking while he passed by all of those eight year old children? He just loves to masturbike; it's his favorite pastime."

masturbike by bassist9999999 September 3, 2009

masturbidextrous 

The ability to masturbate with both hands without incurring a decrease in efficiency.

*Loads up redtube*
Wait? I can eat a sandwich AND masturbate?! Great Scott. I didn't know I was masturbidextrous.

masturbidextrous by ChristianMcGonez July 22, 2011

Masturbicide 

Death by Masturbation.

Normally occurs in people of ages 17-23.
One of the most dishonorable ways to die.

The decision of whether or not this is in fact a form of suicide is under debate seeing how this tragedy may not be by choice.

Yeah, remember Rick? Such a shame, he committed masturbicide in his dorm at Embry-Riddle.

Masturbicide by UseYourFears December 10, 2007

masturbaceous 

1. Relating to or having the qualities of the act of masturbation.

2. A misspelling of masturbacious or masturbalicious.

The patient had severe inflammation of the masturbaceous glands brought on by near-constant abuse, and was given an ointment.

masturbaceous by geniusiknowit November 11, 2008