Dumasity 

The act of being a dumbass

He really took his dumasity to the next level

Dumasity by Meowbro May 6, 2018

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

Dumosity 

A term used to describe an individual with negative intelligence.

That girl in my English class personifies dumosity.

Dumosity by Mitch Hamp March 30, 2010

dumassity 

the condition of being entirely absent of common sense

What is wrong with him? Dumassity.

dumassity by Mrs. H December 8, 2013

Dumacity 

An event that can be described as an act of total stupidity usually involving dumbasses. Often an ironic action with awkward or dangerous outcomes. Can also plainly be exclaimed after such an event.

Translated from the language known as Notika

That last political debate was complete dumacity.

Dumacity!

Dumacity by PetruccioFeather! May 16, 2011