look up any word, like donkey punch:
 
1.
excessivly creepy and or scary. it is a funnier way of putting creepy...
those red flags and black tape on my poptarts pouch make it the most creeptastic poptarts pouch ever.
by Mike November 06, 2004
 
2.
full of creepiness. weird or scary. simply just a creep.
this movie is creeptastic.
by lysssss April 13, 2008
 
3.
Something that is delightfully creepy and weird
Girl: Hey do you see that kid following you

Friend: No why is he hot???

Girl: Yes I guess you could say so....

Friend: Creeptastic!!
by creeping through the night! September 12, 2009
 
4.
immeasurably creepy, scary or pedophile-like.
Yeah! It was so creeptastic!
by Just another band geek. November 26, 2010
 
5.
an adjective or adverb (creep-tasticly) used to describe something extremely creepy, weird, awkward, scary, or pedophile-ish.
jane: "this guy i dont know won't stop sending pictures of himself to me"
john: "wow, that is creep-tastic"
by SheB:) August 16, 2010
 
6.
The sort of word used by douchey frat boys in order to describe someone who is vastly more intelligent than them, albeit less sociable.
Dick Frat Boy: Hey that guy the other night was so creeptastic!

Follower Frat Boy: Aww I know braaaaaa! He was quiet and spoke only of things beyond my comprehension. So creep-fucking-tastic...

Dick Frat Boy: So wanna get girls drunk tonight and take advantage of them?

Follower Frat Boy: Definitely Brraaaa! Definitely...
by Johannes de Silentio October 30, 2011