When you need that quick get me up energy, You reach in your Pocket And Pull out a bag Of powder Cocaine aka "Pocket Coffee"
Person1: "How is Collin on his 18th hour of Driving For Uber? How is he not tired?"
Person2: "Did he Have His POCKET COFFEE on him"
Person1: "Pocket coffee? What's that?
Person2:COCAINE , dufus how else you think he's been making all that money doing Uber? HES GEEKED UPPPPP