cuì gǔ1, brittle bone. Often used as a metaphor for the weakened body of an old man or the thin content of a poem; 2. the cartilage of an animal used as food; 3. the edible part of animal cartilage in food, such as the tip of the keel of a chicken or the joint of a pig's bone; 4. the phonetic translation of the Korean word for "supreme". Crispy bones melt in your mouth and are perfect for the elderly and children who need to replenish calcium.