Top Definition
Combining the terms crux of the matter and crust of the biscuit meaning "nothing at all" or "worthless or not".
This is the biscuit's crux, KMFDM sucks.

or

He left me with the biscuit's crux, the stupid idiot. I'll let his boss know what's going on and we'll see who gets fired.
by rvamp December 02, 2006

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