Much like the inverse of a killtacular, this is a word used to describe one's amazing ability to fail so hard at a first person shooter, that they manage to die/lose 5 times in 5 seconds.
Player 1: Dude I'm going for a Killtacular!
Player 2: More like a Craptacular...
When someone who was once great doesn't know when to throw in the towel, and they keep subjecting the public to their crap, time and time again, diluting their once great reputation.
Craptacular is Michael Jordan's time spent in Minor League baseball.
Did you see Ringo Starr's latest performance on the Daily Show with Jon Stewart? Yes, it was craptacular.
Something unbelievable crap, opposite to spectacular.
Me - How was the film?
Jen - It was craptacular!
Somewhere between "spectacular" and crappy.
My grade on my Physics test was craptacular.
something so overwhelmingly bad it is deemed as great...in a crappy way!
geez, those fireworks made by Mrs Zelwigs second grade class that we waited four hours to see were really craptacular