(used with a plural verb) Classical Mythology. seven heroes, Amphiaraus, Capaneus, Eteoclus, Hippomedon, Parthenopaeus, Polynices, and Tydeus, who led an expedition against Thebes to depose Eteocles in favor of his brother Polynices: the expedition failed, but the Epigoni, the sons of the Seven against Thebes, conquered the city ten years later.
