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1.
An abbreviation for the words "super" and "duper" which, put together, increase the emphasis placed on how spectacular something is.
That was supdup fun!

It was supdup exciting when we went on the rollercoaster!
by XTJK August 09, 2009
4 0

Words related to supdup:

amazing duper exciting fun super
 
2.
Powerful,Great,and Versitile as Superman
Dat boy Kobe is Sup'd Up! Ive been hittin da weights trying to get Sup'd Up on these boys!
by MajorPayne334 March 08, 2008
0 4