Definition of harpy

• n. - A fabulous winged monster, ravenous and filthy, having the face of a woman and the body of a vulture, with long claws, and the face pale with hunger. Some writers mention two, others three.
• n. - One who is rapacious or ravenous; an extortioner.
• n. - The European moor buzzard or marsh harrier (Circus aeruginosus).
• n. - A large and powerful, double-crested, short-winged American eagle (Thrasaetus harpyia). It ranges from Texas to Brazil.