n. [ L. Sisyphus, Sisyphus, fr. Gr. &unr_;&unr_;&unr_;&unr_;. ] (Class. Myth.) A king of Corinth, son of Aeolus, famed for his cunning. He was killed by Theseus, and in the lower world was condemned by Pluto to roll to the top of a hill a huge stone, which constantly rolled back again, making his task incessant. [ 1913 Webster ]