mastercalling 

calling someone while materbaiting and saying u have to go when about to orgasim

i was mastercalling my mom from my room

mastercalling by athony--->smosh October 1, 2011

Mastercating

Simultaneously chewing, eating food and giving yourself "self love" masturbating.

I walked in to see my boyfriend mastercating while drinking a slurpee and eating nachos. He is a multi tasker!!

Mastercating by Amawee21 May 16, 2016

Mastercating

The act of slapping a body part to sound like you are masterbating.

Guy 1: ( Clap Clap Clap Clap )
Guy 2: Dude what are u doing?!?!?
Guy 1: Dude it's okay im just mastercating!
Guy 2: Masterbating!?!?
Guy 1: No no Mastercating! Im just pretending to masterbate.

Mastercating by Big Pimpin69 November 3, 2011

Mastercaking 

Master bating while eating cake

Slinging your meat while eating cake is mastercaking

Mastercaking by Dk25 May 11, 2013

Masturballing 

When you masturbate to Pokemon

"WOW Bob I was just masturballing to Ash and blastoise!

Masturballing by GuiltyIncest April 24, 2014

masterbawling

1. The act of masturbating while overly upset.
2. Reaching orgasm while ugly crying.
3. The current head of the Bawling family.

Having had many adult beverages and feeling very sad, Phil began masterbawling to a particularly attractive P4P on The Dirty. masturbate bawling

masterbawling by PhilPerrier September 1, 2015