shaft master 

one who mastered the shaft

andy you fucken shaft master shut up

shaft master by elilizlle October 30, 2007

Shaft master 

Cock expert

Jeff is a shaft master.

Shaft master by #table2 June 15, 2021

Shaft Masher 

A man who mashes his flaccid crank into hard objects, such as walls, floors, and closed toilet seats for no obvious reason.

Look at that guy over there with his pants down up against that bus. He must be a shaft masher.

Shaft Masher by - The NonGoggleGuy - March 18, 2019

shat mastering 

Literally, the act of mastering shat; asserting your natural authority over God's putty; indulging in a dance under chocolate rain. Also, dominating a predictably submissive William Shatner.

"Wow, I had no idea you were into shat mastering... Are you busy tonight?"

"Look at that shat master! He's totally giving it to the Shat!!"

shat mastering by Narwhal Rider March 2, 2009

Shaftmaster 

n./adj. A more euphonic synonym for Cockmaster.

"Shut your filthy hole, you ass-blasting shaftmaster!"

Shaftmaster by I'mNotATerroristButIPlayOneOnTV! August 4, 2003

shartmaster.69420

Genderfluid lesbian obsessed with naegami that lives on my for you page and spills facts

shartmaster.69420: cool people make me an urban dictionary page

shartmaster.69420 by LESBIANSLOVEKUGIEKIZUCHI September 6, 2021

shatmaster 

one who is master of the shat (shit, poop, fecal matter)

Jim: omg did you see jesse on that big mound of shit
Bob: yeah he is a real shatmaster

shatmaster by Jim Scouten May 27, 2008