someone who is just stupid,
and doesn't even know what doornail means anway so isn't really insulted by the term anyway.
"are you saran wrap?"
"who's that?"
"wow your dumb as a doornail"
A person who submits a stupid ass definition to urban dictionary and expects the editors to just approve it because they sent it.
You are a stupid dumb fuck for submitting that definition.
A stupid primate who swings from trees, shoves berries up his butt, and flings his poop at people.
AAAAAAAAHHHHHHHHHHHHHHHHH!! the dumb monkey bit my nipple off!
the appearance or look a person has that makes them seem retarded, slow minded, or just stupid intellectually, even though the person is normal or even highly intellegent.
I can't believe how smart Peyton is! I never would've guessed it by looking at him and his dumb-face.
It comes from "my bad" when you make a mistake, "my dumb" is when you did something dumb.
Shannon "No, it's not me it's the other Shannon."
Chad "Oh sorry, my dumb!"
Drastically Unique Magical Bastard-Actually Super Smart
Your such a dumb-ass!
i know, thanx. You're more of a dumb-ass though.
He was bombing on you and you was up there looking dumb stupid.