gillygobber Share definition Flag (n) 1. the flap of skin that dangles in the back of one's throat 2. another word for uvula When I woke up with cottonmouth, my gillygobber was swollen the size of my thumb. gillygobber by miss biz July 7, 2005 0 0 Get merch Get the gillygobber mug. Buy Now — $32.95 See more merch