Mastermating

the act of having sex with your clone.

Boy: I was mastermating with my clone the other night after work.

by MaGar April 6, 2011

masterbating

(verb/Adv.) to bat masterfully during either a cricket or a baseball game.

Game commentator: Did you see that HOME RUN, that was out of this WORLD. This truly is masterful batsmanship.
Me: No, this is just masterbating .

by mambassenpai November 12, 2014

Mastervaping

Vaporizing while in bed or on something comfortable.

Eric: "Cam are you mastervaping again?"
Cam: "Why yes I am."

by Aceof24 December 1, 2013

Extreme masterbating

When you have jerked it so long that it wil pop a boner for the rest of your life.

My dad did a ''Extreme masterbating'' yesterday

by WKalas December 29, 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.

by Big Pimpin69 November 3, 2011

Mastercaking

Master bating while eating cake

Slinging your meat while eating cake is mastercaking

by Dk25 May 11, 2013

masterdating

Thinking of having sex with multiple women while mastubating.

Bob: "I couldn't get a date friday night."

Jim: "Have you tried masterdating, it's so much better. It's like being on 5 dates at once.""

by Doc Scholls September 28, 2006