thickuid Share definition Flag When something is think and also a liquid. ie. Bird poo or scat. That bird poop is thickuid! I think I'm getting over my diarrhea, my poo is now thickuid! thickuid by Jonah and the whale June 3, 2017 0 0 Get merch Get the thickuid mug. Buy Now — $32.95 See more merch