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1.
Created by the Almighty Grapefruit in a dream, this word means "awesome, sweet, dopesick, killer, hella sweet, rad" and so on and so forth.
"AFI is wancedack!"

"You are the most wancedack guitarist on earth!"

"Man....Algebra is unwancedack to the fullest!"
by Jade Havok 13 September 01, 2004
 
2.
An adjective relating to synonyms such as rad, dope sick
Whoa, that record is totally wancedack, where did you get it?
by Gooch August 27, 2004