Percoleptic Share definition Flag when someone is on Percocet and unable to control sleep states and says things like "far out" 21 Year old: "That's far out" Other person: "Silence. You are percoleptic." Percoleptic by prig73 December 8, 2017 0 0 Get merch Get the Percoleptic mug. Buy Now — $32.95 See more merch