Muensterbation 

When you masturbate to or with cheese. It often leads to malevolent quantities of dick cheese in the uncircumcised.

My mom asked me if I ever whacked it to cheese. I told her I’ve never partaken in muensterbation

Muensterbation by Dike Van Dyke June 30, 2020

munsterbating 

Munsterbating: beating your meat or plugging your hole whilst watching horror movies, Svengouli, Elvira etc.

I caught my uncle fester munsterbating to the casper movie -

munsterbating by fdrogmank March 6, 2011

Monsterbation 

1. The act of masturbating under another's bed/ in their closet then scaring them.

2. The act of masturbating to a monster character(s).

3. To dress up like a monster and then proceed to masturbate.

1. Charlie pranked his roommate Doug by way of monsterbation but felt embarrassed when he realized that he had scared Doug's girlfriend.

2. Charlie has a monster fetish and has been caught in the act of monsterbation.

3. After a night of failed attempts with women on halloween, Charlie decided monsterbation in his zombie costume was the only way he'd get some.

Monsterbation by m.fucci November 5, 2009

monsterbation 

The act of masturbating while going "RAAAAAAWWWRRR!" Like a monster/dinosaur

Max decided to experiment with monsterbation, but the noise made his mom come to his room, and discover what he was doing.

monsterbation by Maudlin La An April 1, 2010

musterbation 

A term coined by Albert Ellis to describe the tendency to think that certain things "must" occur or "must" be done.

Other forms: musterbate, musterbated, musterbating

Janice was musterbating about getting an A in every course.

The only acceptable musterbation is to believe that one must not musterbate.

musterbation by TheLastPunslinger May 15, 2005

Monsterbation 

Monsterbation is the act in which you touch yourself or masturbate to ugly people as popularised by the American Deathcore band The Irish Front in the 2008 release of Universe featuring the song monsterbation.

Touching yourself to ugly girls with ugly faces, oh honey that’s what we call monsterbation

Monsterbation by DeathcoreMadeMeDoIt July 12, 2021

monsterbation 

when one engages in the touching of oneself at a time when one's significant other is right beside them.

the monster replaces master because one who subjects themselves to such acts are obviously dirty pigs.

olive engages in monsterbation 24/7, even when he has just 69ed with the finest bitch, hence he is the ultimate perve who no one likes.

monsterbation by Arntnok February 2, 2008