look up any word, like half chub:
 
1.
Full of creepiness, creepy, scary, weird
Noticing Bella's bright red eyes and diamond-like skin, Jacob commented, "Whoah, Bella. You look creeptacular."
by KaeRaeDel June 13, 2009
 
2.
A combination of creepy and spectacular, commonly used after horror movies or stories. Used as a adjective substituting scary or thrill of scare
I watched Paranormal the other night. It was pretty creeptacular
by Margot and Kristin January 18, 2010