Du Mass 

Slang for Dum Ass
See Fiedler, Fiedlerism, and Fiedlerality

Fiedler: "I'm Dum Ass material, Mr. Dum Ass!"

Boss: " It's Du Mass. What A Dum Ass"

Du Mass by Tim Snitcherberry December 4, 2004

dumass 

An illiterate's version of dumb ass.

The dumb ass writes dumass for dumb ass.

dumass by Alexandre Dumas July 16, 2008

dumassery 

Full of dumbass
stupidity
not-so-smart decision

What is wrong with him?
Pure dumassery.

dumassery by angology October 27, 2013

dumass 

This is how idiots spell dumbass.

It's dumbass, not dumass, dumbass.

dumass by Balls 2 Heavy July 22, 2006

Dr. Dumass 

Someone who is such a complete dumbass, that they should have a PhD in being retarded. Dumass is one letter short of Dumbass, which makes it funnier when they don't realize what you're talking about.

Dr. Dumass over there, pranked called her school from her home phone without using *67.

Dr. Dumass by Lee Baker November 7, 2006

dumass 

1.One who's level of intelligence is comparable to that of their own ass.

2.One who's actions suggest that they might be thinking with their own ass, though it, like their brain, lacks the ability to make intelligent decisions.

See also dumnass
dum ass
dumn ass

(Don't spend too much time on these alternatives, sperm-for-brains. They all mean the same thing.
Jesus. Dumass.

Maybe if you weren't such a dumass, people wouldn't kick you.

dumass by kyleisnotajew September 3, 2005

Dumassify 

To explain something obvious to someone. to put into layman's terms or to break it down for them to that they can understand it. To dumb-ass-ify it.

"You don't understand? Let me dumassify it for you..."

Dumassify by Lucky Luddy December 27, 2011