look up any word, like blumpkin:
 
1.
The vertical crack that is visible from behind a person who bends over or squats whilst wearing jeans that are two or more sizes too small.
A member of the public tripped over a paving slab and fell into the open trench. His spectacles broke as his head got stuck in Big Dave's arse cleavage
by Spleenvent September 04, 2006
21 14