dibin Share definition Flag A person with a huge penisor someone who makes fun of other people for having small penis': or can be someone who gets laid all the time. Dylan has a dibin. Dylan always get dibin. No fair, I want a dibin. I have a dibin. dibin by knuckles April 15, 2005 0 0 Get merch Get the dibin mug. Buy Now — $32.95 See more merch