f3f Share definition Flag It stands for face 3 face. F3F is a meeting between 3 people. It's like F2F but with 3. Could you, Johny and I meet for a quick f3f next Tuesday?f2f meeting communication f3f by Imlolilimili June 22, 2016 0 0 Get merch Get the f3f mug. Buy Now — $32.95 See more merch
