Crumbly cheesecake= when your lady falls asleep you jerk off onto her vagina without waking her up. In the morning you scrap off her vagina with your fingers and sprinkle the crumbs on her face to wake her up.
To crumple up an important document or item in front of the items owner, followed by throwing the crumpled item on a desk or the floor.
Bro, the sergeant walked over to me, snatched my birthday card out of my hands, crinkled it up and threw it on the floor! Yeah, dude, the sergeant crumple fucked the birthday card my momma sent to me, too.
Having an extremely intense bowel movement that requires a long duration of pushing and squeezing while "ghost-pedaling" an imaginary gold spinning loom while hunched over.
Dude, I ate sushi for lunch and mexican for dinner, I gotta stop home and bust a crumplestiltskin.
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."