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1 definition by AquaticPhoenix

 
1.
1. (n.) The bottom stage of a two-stage marijuana grinder, where keef collects after repeated grinding.

2. (n.) Less often, the grinder itself.
"Man, look at the keefbox in my grinder. It's damn near full of powder! We need to pack up a bowl of this stuff."
by AquaticPhoenix April 23, 2008