dumbfuckitude 

That quality of action or being which causes others to perceive one as a dumb fuck.

Stupid criminal stories are great exemplars of dumbfuckitude.

dumbfuckitude by n. gregory December 12, 2006

dumbfucktitude 

(dum-FUK-ti-tood) adj. describes the condition of being a flagrant dumb fuck.

Maggie solicited sex for money from a uniformed police officer, thus exhibiting her dumbfucktitude.

dumbfucktitude by Defense Lawyer Support Group August 5, 2011