dumbacity 

the tenacious predisposition toward being a dumb ass. an alarmingly noticeable character trait in the lives of those whose general existence tends to disprove the theory "survival of the fittest." portmanteaux of dumbass and tenacity.

The CFO of our company added the number 29 and 30 and came up with a solution of 64; his general dumbacity is astounding.

dumbacity by sandeebean96 February 13, 2008

dumacity 

The state or quality of being a dumbass.

Evan's finished his assignments with dumacity, resulting in others having to redo his work.

dumacity by Peisinoe April 13, 2004

dumbity 

A term or street slang used to describe stupidity.

I lost my wallet because of my dumbity.

dumbity by erickss April 20, 2007

Dumbacity 

Arrogantly, stupid attitude or situation

1. Since my divorce, I have had to deal with so much dumbacity!

Dumbacity by mary987654321 October 15, 2008

Dubiety

The condition or quality of being doubtful or skeptical.

I'm a little dubiety of whether or not her tits are real.

Dubiety by sslam January 10, 2006

Dumbicity 

A noun. Most basic meaning is that of being of the utmost quality of being dumb (as in stupid dumb, not can't talk dumb).

That Hanh girl is so smart, no dumbicity at all in her!

Dumbicity by Senz88 February 24, 2010

Dumbdirty

nounDum-Derty - A person who is dumb and dirty at the same time. It makes saying it faster, condensing it into one word. Instead of saying, "wow that was dumb and dirty at the same time" you can now say, "DUMBDIRTY"

Chad: Your so uglyyyy
Carmen: wow just shut up
Matt, Pete,Jan: That was just DUMBDIRTY.
Carmen: Ohh my god....

Dumbdirty by Kanapp February 21, 2011