n. In classical mythology, a superior being, distinguished from ordinary men chiefly by greater physical strength, courage, and ability, at the time of the Homeric poems still regarded as mortal, but from the time of Hesiod (about the eighth century b. c.) regarded as intermediate in nature between gods and men (a demigod), and immortal.n. A man of distinguished valor, intrepidity, or enterprise in danger; a prominent or central personage in any remarkable action or event; one who exhibits extraordinary courage, firmness, fortitude, or intellectual greatness in any course of action.n. The principal male personage in a poem, play, or story, or the person who has the chief place and share in the transactions related, as Achilles in the Iliad, Odysseus (Ulysses) in the Odyssey, Æneas in the Æneid.n. A person regarded as heroic; one invested by opinion with heroic qualities.