duif Share definition Flag Word for all birds, like when you see a bird you say: (1 duif, 2 duiven) You: Hey, check that duif! Other: Zomg duiven r teh leeb! duif by ELX[Draco] February 23, 2005 0 0 Get merch Get the duif mug. Buy Now — $32.95 See more merch