Doeffus 

A very sweet or cute person ho fucked up something very badly or did something very stupid.

(It comes from the Dutch language)

Doeffus by Pascal August 22, 2003

doffus 

An idiot.

A klutz.

Oh man - I'm such a doffus, I just cut my leg off.

doffus by Marcus Jones April 6, 2005

doffus 

*doofus

I'm such a doofus that I can't even spell "doofus" correctly. I spell it "doffus," which doesn't even make sense since it's pronounced "doo fuss." At least if I'd spelled it "doofuss" I'd have had an excuse.

doffus by GoblinLovingJackass September 7, 2016