1. adj. A combination of being dumb and retarded.
2. adj. Being either extremely dumb or retarded.
3. adj. Lacking so much intelligence that you cannot possibly describe your dumbosity or retardedness with one word.
Andy from Toy Story was dumbtarded for writing the N on his name on Woody's foot backwards.
by Ian Spik March 17, 2006
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being stupid for no good reason; as opposed to being retarded, which is a mental condition
Gigli was fucking dumbtarded.
by Rich November 17, 2003
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1. (n) a dumb person that lacks a physical mental handicap. Their retardation is their own fault
2. (n) a stupid fuckin' retard
"Bush is a fucking dumbtard with no ball sack."
by jared h March 15, 2006
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used in lieu of dumbfuck or fucktard, should you find yourself in a situation where dropping the F-bomb is a bad idea (i.e. a public place with young children and their aggressively conservative parents around)
I wanted to tell John what a fucktarded asshole he was being in the supermarket, but after noticing the soccer moms' death-glares, i settled for 'dumbtarded a-hole'.
by Scienatrix April 21, 2010
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A word combined with 'Dumb' and 'Retard'
A: What are you doing to my ex, I only broken up with her 1 week ago

J: Nothing you dumbtard

*3 months later*

J: I was being sexted by your ex when she broke up with you

Get fucking nae naed Jaylen
by Mr. BWB May 02, 2021
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When a person is coincidentally both dumb, and retarded at the same time, hence.. dumbtarded.
Dude, i swear you are gaymosexual.

Well, at least im not dumbtarded.
by Ryanmh3 August 21, 2009
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