Dummified 

One is who wrapped up in their own stupidity, similar to a mummy = mummified. Dummified people are so stupid that they should be individually wrapped without spreading their stupidity to others

Come'on, why are you so dummified you don't know when to shut up?!

John Smith's friends were are dummified when faced with a sophisticated question they just stood their, dummified.

Dummified by Batgirl58 March 31, 2011

Dumbassedness 

This is the condition some people have, who are ignornat beyond what should be allowed by law.

So many times we let other peoples dumbassedness rule our happiness.

Dumbassedness by CrystalF March 31, 2010

Dumbarted 

A mix between being a dumbass and retarded

Man, I fell really dumbarted for asking Liz out on a date.

Dumbarted by Sam Kovacs October 14, 2009

dumbassednes 

Someone who says the weirdest shit and is oftened confused putting them in harmful situations such as stabbing themselves with forks or slashing their faces with trees.

Girl #1: That Justin kid has a severe case of dumbassednes !
Girl #2: Yeah but hes so cute!

dumbassednes by Mariansaysello January 1, 2010

Dumbified 

Feeling less smart, becoming dumber due to some experience or event. How I felt when I read some of the words in Urban Dictionary.

Learning all of these nonsensical words has really dumbified me.

Dumbified by MiamiRaven October 10, 2009

Dumnified 

Someone that is ignorant or has no knowledge of a something. Choosing to be clueless about a particular topic.

Are you for real! You are that dumnified that you have no clue about what's going on?

Dumnified by Ladylizeth June 21, 2017

Dumbassedness 

An act (past tense) of being a dumbass.

It was major dumbassedness on Jim's part when he robbed the bank in broad daylight.

Dumbassedness by John February 17, 2004