Did you perhaps mean subhead?
Definitions
Wiktionary
- n. informal, derogatory A stupid person.
Etymologies
- dumb + head (Wiktionary)
Examples
“But the Herr has come in, and says that I am a "dumbhead," also condemned, and many other things, because, he says, I can never tell anything that I begin to tell straightforwardly like a street in Berlin.”
Bog-Myrtle and Peat Tales Chiefly of Galloway Gathered from the Years 1889 to 1895
“Its is obvious to any dumbhead that imports to US if taxed will protect US industry and jobs .”
“While weekends were taken up with caring for Joe's Parkinson's-stricken mother, I managed to work on stories and novels at my “dumbhead secretary” job as one of my co-workers called it.”
“Link i think the idiot athiests here going “omg religion r fur dumbhead” should sit right back and look at the difference between literalist Christians and sybological Christians.”
“Of course we do, dumbhead!" chirped Max, turning the tables on his older brother.”
“What're you going to do, you dumbhead dog bone!" his wife had screamed at him just before he had left his office.”
“You had to watch what you said, and you had to watch the way you acted, because they had an old, dumbhead waiter who was a real Tom.”
“More likely some dumbhead leaned against the switch.”
“I have spent five thousand roubles on the dumbhead, Yeasky, who has not the brains or courage of a mouse.”
“If they don't sabe the buckboard's gone, which they probably will, knowin 'this outfit fairly well, an' the sheriff not bein 'a dumbhead; lead up to it.”
Lists
These user-created lists contain the word ‘dumbhead’.
-
What Keeps Your Ears Apart?
A sort of stuffie of words/phrases that include "head"
head of cattle, out of one's head, head of the stairs, come to a head, head of steam, head of the page, win by a head, head taller, headway, fountainhead, heads or tails, hit the nail on t... and 143 more...
-
Plane and Simple
Old fashioned wood working tools and parts
rounder plane, nug, witchet, stail, shaving horse, dumbhead, caul, froe, glut, maul, frog, spokeshave and 10 more...
Tweets
Looking for tweets for dumbhead.

skipvia Well, that was my first thought... Nov 20, 2007
chained_bear Also, my little brother.
;) (just kidding) Nov 20, 2007
skipvia The arm of a shaving horse that holds the wood on the horse; also the name for a shaving horse that has such an apparatus. Nov 20, 2007