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describes those situations when you juts can't understand why someone or something can't do or see the blindingly obvious.

word for the jaw droppingly stupid
why is it a fly can have 200 eyes and still not find its way out of a room?
by screech April 24, 2004
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1.) Not Believable.
2.) Something that is so ass-tounding that it is made out to be not believable.
3.) Richard's Word
"I can't find my fork!", Said Bob!
"That's Unbelievable", Reacted Richard.
by sheeps September 09, 2003
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The most non-commital response to a question.
Person 1: Hey man how's it going?

Person 2: unbelievable!

It's totally up to the interpretation of the recipient as to what they think it means. May be the best or may be the worst!
by Higginbothamt March 08, 2010
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1.) Luke & his girlfreind NOT getting into a big ass argument about stupid shit.
2.) Luke not looking at porn for a day.
3.) Luke logging off WoW to fuck his grilfriend.
4.) How to describe something that happens which springs the though, "no fucking way. Stop bull-shitting me."
"I fucked Chirs in the ass," Luke says.
"That's not incredibly unbelievable," Jill replies.
by Jill Job December 26, 2007
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The best song of all time by Biggie Smalls.
That song Unbeliavable is the tightest song on that tight album Ready to Die.
by Biggie Smalls October 26, 2003
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