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2.
an exaggerated way of saying something is sick and wrong.
Taken from the word nasty.
What kinga did on big brother in the bottle incident is an example of a truly NASTIFICACIOUS act.
by Joel_T August 24, 2005
 
1.
A pseudosophisticated slangism for nasty. Used by the group Shylo
Ooh she did what? that was nastificacious!
by Paradox August 02, 2004