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It's when someone does something that was just insane or something that was just really chill. Also, it could go with something that you're about to do.
Dude, he's jam 'n' a biscuit!

Let's go jam 'n' a biscuit!

I gotta go jam 'n' a biscuit.

Dude, I just jam 'n' a biscuit.
by quadfoxrider September 28, 2009
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