Gr. Myth. a son of Zeus and Antiope: he builds a wall around Thebes by charming the stones into place with a lyre
Origin:
L < Gr Amphiōn
See Amphion in American Heritage Dictionary 4
noun Greek Mythology
The son of Zeus and the twin brother of Zethus, with whom he built a wall around Thebes by charming the stones into place with the music of his magical lyre.