Substitute for dumbass in situsations where you can't curse. Pronounced "doo mah-ss"
In front of a teacher, in your office. "God John, you're sucha doomas."
by CLev January 17, 2008
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A person who continually refuses to admit that they are sick, even though they may be coughing, sneezing, and/or sniffling. Particularly applied to colds and coughs.
Person 1: "You sound really sick."

Person 2: "Oh, I'm not at all *cough cough*"

Person 1: "Maybe you should take some medicine"

Person 2: *sneeze* No, I'm fine, I'm not sick"

Person 1: "You're just a dooma dooma"
by cinderella234 December 06, 2010
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pot smoking deviced... real sweet
I smoked out of the dooma today and it fucked me up.
by Doug March 26, 2005
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Dude i just smoked out of the dooma and im crazy stoned.
by mike April 21, 2005
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A nice trippy drug that can only be bought straight from the streets. It's hard to find but is in liquid form. It's injected with a needle. Dooma will leave you tripping for hours.
Some random kid: Hey dude, you got that dooma?
Drug Dealer: That shit's hard to find. You definately have to go down to the city for it.
by Spencer Byron June 29, 2006
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