the state of mind after the effects of cannabis have mostly worn off. A "Dumbdy Dumb" can experience but is not limited to: delayed vocal response times, inability to drive an automobile, urges to do a "round 2", and severe forgetfulness.
"yo alex, there isn't a stop sign here. Why are you stopped?"
"sorry, I'm a Dumbdy Dumb."
by dumbdydumb man December 13, 2009

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