fucked dumb 

fucked to the point of confusion and stupidity.

that porn star used to be smart, but she got fucked dumb.

fucked dumb by stinksTheCat March 2, 2011

dumbfuckery

1. The art or practice of being a dumbfuck.
2. The state or condition of being a dumbfuck.

Beverly's dumbfuckery knows no bounds.

dumbfuckery by T. Strange May 29, 2003

Dumbfuckedness 

The quality of being dumb as fuck.

The guests were unable to relate to the art critic because of their dumbfuckedness.

Dumbfuckedness by raccoonmario January 27, 2010

dumbfuckled 

as if struck dumb with complete stupidity and confusion

Wally was completely dumbfuckled by the number of fish I caught compared to him catching no fish at all.

dumbfuckled by Soul Clown Email List Guy December 1, 2004

dumbfuckery

An act of extreme stupidity causing mayhem in one's own and especially others' lives on a very large scale.

Trump's dumbfuckery knows no limits.

dumbfuckery by Keeper of Critters January 28, 2017

dumbfuckedstoopid 

Definition:

1. being totally dumb founded about something.

2. totally clueless or unaware.

Examples:

1. "hey can you help me fix my computer?"

"oh, im osrry. im dumbfuckedstoopid about computers. i couldnt fix it if my life depended on it."

2. "youre so dumbfuckedstoopid, you dont know anything."

dumbfuckedstoopid by rager0ll0 October 26, 2010

dumbfuckery

the act of being dumb, while being a fuck.

running outside in the winter butt-naked is dumbfuckery.

dumbfuckery by Rjay Santiaguel July 16, 2008