Mastershart 

To fart whilst masturbating and accidentally follow through to a shit.

Hold on a minute mum, I think I'm mastersharting!

Mastershart by Paedropolopodus December 2, 2010

masterhater

Someone that hates people who masterbate or purposely blocks them from doing so by stealing their porn or not allowing them to download, buy, or view any.

Mother: You shouldn't be reading Playboy!!!
Son: You masterhater!!!

masterhater by Neoni November 17, 2006

mastershake 

When a man masterbates and wipes off his hand, but doesn't wash it. Later, He shakes someone's hand that he doesnt like.

My boss sucks so bad I mastershaked him today when we met.

mastershake by DrDigits December 20, 2010

Masterhate 

The act of masterbating because you hate yourself. The desire to masterbate due to self loathing. The self love equivalent of "hate fucking".

I was so ashamed that I lost my job that I went home and masterhated.

Masterhate by JSteezy83 April 1, 2013

MastersBating 

Anyone masturbating while watching any footage from The Masters golf tournament.

He's at home MastersBating right now. Can't get enough of that golf.

MastersBating by Rockweezy April 8, 2010

masterhatin 

The act of being cock-blocked, but while you're masterbating.

Guy 1: So I was yanking it real good last night, and my mom walked in. She kept on talking and wouldn't let me finish for at least a half hour.
Guy 2: Wow, she was masterhatin on you.

masterhatin by aablmd82 July 9, 2010

mastershit 

the ultimate shit. You have been constipated for days, then out of nowhere your body tells you its time to sit on the pot. Agonizingly for up to what could be as long as 3 hours the MASTERSHIT is delivered.

I need a Mastershit I reckon
I am delivering the Mastershit
AAAAHHHHHHHHHHHHHHH....MASTERSHIT
I have delivered the Mastershit
(other person) Jeezus baby, have you smelled the John? Has someone become Lord of the Mastershit recently?

mastershit by djbladdered March 13, 2009