Unfentless Share definition Flag /ənfɛntlɛs/adjective:Anything (usually drugs) containing any amount of fentanyl. Pouring water on the pill won't remove the lace of fentanyl, it will stay unfentless. Unfentless by T90T89 March 9, 2025 0 0 Get merch Get the Unfentless mug. Buy Now — $32.95 See more merch