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 6, 2010
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