the old 2-4 Share definition Flag Giving a female two fingers in her pussy, and then backhanding her in the face. "You better shutup now bitch, before i give ya the old 2-4!" the old 2-4 by the pupster September 17, 2007 0 0 Get merch Get the the old 2-4 mug. Buy Now — $32.95 See more merch