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"
by stghm June 26, 2006
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.
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."
2. "Gas prices these days are outrageous! Crumbelievable, even."
by filliam_h_muffman_fan_86 August 24, 2006
by Derek May 21, 2006
by alex14 August 25, 2006
by furnlerg March 09, 2011