rattling coffee Share definition Flag coffee mug containing either vodka, rum, whiskey with 3 ice cubes. The morning beverage of choice for drunks. "Hey cunt wheres my fuckin rattling coffee its 8:00am" rattling coffee by Jordan Campeau April 12, 2007 0 0 Get merch Get the rattling coffee mug. Buy Now — $32.95 See more merch