"Piggy" is a character from the novel "Lord of the Flies" by William Golding. He is an intelligent and rational boy who represents logic and reason. Piggy is physically distinct, wearing glasses and being overweight, which makes him a target for bullying among the other boys on the island. Throughout the story, Piggy's glasses symbolize knowledge and the power of science. They are crucial for starting fires, which is essential for survival. Despite his intelligence, Piggy struggles to assert himself and often relies on his friend Ralph for support and leadership in their attempts to maintain order.