un fucking believable

1) exclamation regarding something that should not have been possible to do.
2) exclamation concerning or referring to something which is impossibly astounding and/or astoundingly impossible.

Did you see the size of that guys smegma? Un-Fucking-Believable.

by Opus May 4, 2003

un-fucking-believable

When someone or something sounds so farfetched that it is beyond belief.

"Did you bang that chick?"
"yeah, It was un-fucking-believable!"

by Ben Jammin February 10, 2005

un-fucking-believable

1. A term to describe something purely awesome and UN-FUCKING-BELIEVABLE!
2. Christopher Walken's hilarious line from the PC game by Take-Two, Ripper.

This guy, is UN-FUCKING-BELIEVABLE!

by Jewfro man December 10, 2009