Fleshlumpeater is a character from Roald Dahl's children's book, "The BFG." He is a giant known for his enormous size and fearsome appearance. Unlike the friendly giant, the BFG, Fleshlumpeater is a man-eating giant who enjoys capturing and devouring humans. His character represents the darker side of giant folklore. In the story, Fleshlumpeater leads a group of other giants who share his appetite for human flesh. The BFG, who is kind-hearted and gentle, opposes Fleshlumpeater and his cruel ways. The conflict between these two giants highlights themes of friendship and bravery against evil.