fl-Abby Share definition Flag What you call a fat girl named Abby. It's very punny. Cory: "Look at that fat chick in the mirror over there!" Abby: "You mean me?" Cory: "Haha, fl-Abby." fl-Abby by Glen Coco lol August 23, 2009 0 0 Get merch Get the fl-Abby mug. Buy Now — $32.95 See more merch