An over-statement of happiness or emphasis. Generally replaces "super-dooper" in conversation
Can be used saracastically.
"Hey man! how's your day?"
"oober-duper dude, just, oober duper...."
by mikokura January 28, 2009
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Pronunciation: 'pü-p&r-'dü-p&r
Function: adjective
Etymology: reduplication of super-pooper

Definition: pooper of the greatest excellence, size, effectiveness, or impressiveness
Noone could have guessed that this seemingly refined and well-mannered young man was actually the world's most prominent pooper-duper!
by Pooper-duper June 17, 2007
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A dufus who wears diapers when they are 10 years old and still sucks their mother's teat.
I understand that your cousin is a diaper duper.
by xarbone September 26, 2009
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