McMasterbate 

When you have McMaster history homework and you procrastinate by masterbating, wasting precious time needed to do work.

I had a ton of homework yesterday but I decided not to do it and McMasterbate instead.

Hey Evan last night I McMastebated all night!

McMasterbate by AdmiralWolverineLightningbolt January 10, 2010

masterbate 

To masturbate like a master

I masterbated really well yesterday.

masterbate by ‮ekil skool ti tahw t'nsi sihT January 12, 2022

Masterbaterium 

A room build or allocated for the sole purpose of spanking yer love hose, wanking in general or having a wankparty. Usually painted an off yellow colour and containing a sink and towels.

I will be back in a moment Im just going to polish my bishop in the Masterbaterium. Good boy, make sure you use the wanklock on the door.

Masterbaterium by DrLoveNuts July 25, 2007

masterbate 

how dumb people spell "masturbate"

i gotsta ta go masterbate rihgt no!

masterbate by meh July 1, 2003

Masterbate 

Masturbation for professionals.

"You spelled masturbate wrong."
"Your masturbation is only amateur. When you do it as much as me it becomes masterbate."

Masterbate by Niladen September 3, 2013

masterbater

Widely uncommonly misspelt form of masturbator

It's spelt with a "u" and an "o," idiots.

masterbater by Joe February 27, 2005

chronic masterbater

someone who has a lot of spare time on their hands, who masterbates more than 7 times a day!

steph: he had a patient who was a chronic masterbater and he jacked off more than 7 times a day
luke: oh really ..

chronic masterbater by heyboo January 15, 2009