มองหาคำศัพท์ใดก็ได้ เช่น hipster:
 
1.
1. A recent commercial declared by Stephen Colbert to be a beacon of hope that will lead us to regaining our cultural unity as a nation.

2. A synonym for unbelivable used for humorous effect.
1. "If America is to prevail in World War III, we'll need some sort of common experience to bond us as a people... I believe the love for the word "Crumbelievable" is just the thing we need. Soon enough we'll be seeing crumbelievable t-shirts selling like hot cakes.

2. "Gas prices these days are outrageous! Crumbelievable, even."
โดย filliam_h_muffman_fan_86 24 สิงหาคม 2006
 
2.
the state of being unbelievably crumbly, or just unbelievable
Steve: So how's the army treatin' ya?
Derek: It's good, real good.
Steve: Crumbelievable!
โดย Derek 20 พฤษภาคม 2006
 
3.
A non-word used by Pizza Hut believed to mean "unbelievably crummy"
God that nasty pizza was crumbelievable
โดย furnlerg 09 มีนาคม 2011
 
4.
When a person is engaging in sexual endeavors and starts feeling crumbs and the partner says it's just bread crumbs and the other partner says "I don't believe it"
Man - What the hell are these?

Woman - It's just bread crumbs

Man - That's crumbelievable
โดย stghm 26 มิถุนายน 2006