1 definition by jfrbdhjsmfd

Top Definition
an expression of retardedness. its also a lack of knowing an answer. a dee dah is also a person that is just flatout stupid in a funny way
Tim: yo whats this answer yo??
Maeeert: DEE DAH!

Tom: yo you see that girl oveer there?
Chris: dude shes a bumbling dee dah!
by jfrbdhjsmfd November 21, 2011

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