someone who is extemely dumb. They typically have a dumb face or dumb nature.
Half of the time, these people are
not really unintelligent, but are just responding to a situation with lack of
common sense.
People are usually referred to as dumbheads when the are drunk or do not agree with you.
Jawhara: hey nicole, wanna come to the concert with me
Nicole: no, i cant. im going out with josh.
Jawhara:
DUMBHEAD! now
who am i gonna go with. your real dumb, and you smell oddly!
Nicole:
dumbhead, dont call me that. i have a 4.0!