1 definition by MrMo

Interjection. When someone does something stupid, "der-de-der" is the appropriate respone to acknowledge said stupidity.

Verb, transitive. To have someone call you out with an interjection of "der de der"
Boy, did Emily say something stupid. Der de der!

Ha, ha.. Emily der de dered you!
by MrMo March 28, 2007
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