it's so fantastic you wanna bang it
damn that guy is so bangtastic.
by jULiE March 13, 2005
the sheer level of hotness, or bangability (synonyn) of a chick!!
a dude sees a chick, who on a scale from 1-10, is CLEARLY a 12 n he says "GYADDAYAM!! that chick is fuckin BANGTASTIC!!!
by Dong Schlongson August 21, 2011