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Getting a small hit if cocaine by dipping a car Key or any other similar device into the sack usually because your in a hurry or riding in a vehicle.
Dude1: dude, you got a key or a credit card on ya?
Dude2: yeah why?
Dude1: hurry up and un tie that sack and get us a couple key divers going before we pull up in front of the bar.

Dude2: good idea I'll roll the sack around and try to break the chunks up so I don't waste any or puke
by Cheetoman69er November 05, 2016
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