A hero (feminine: heroine) is a real person or fictional character who, in the face of danger, combats adversity through feats of ingenuity, courage, or strength. The original hero type of classical epics did such things for the sake of glory and honor.
Hero, in literature, broadly, the main character in a literary work; the term is also used in a specialized sense for any figure celebrated in the ancient legends of a people or in such early heroic epics as Gilgamesh, the Iliad, Beowulf, or La Chanson de Roland.
HERO definition: a person noted for courageous acts or nobility of character. See examples of hero used in a sentence.