hero (noun)
1: a man distinguished by exceptional courage and nobility and strength; "RAF pilots were the heroes of the Battle of Britain"
2: the principal character in a play or movie or novel or poem
3: someone who fights for a cause [syn: champion, fighter, paladin]
4: Greek mathematician and inventor who devised a way to determine the area of a triangle and who described various mechanical devices (first century) [syn: Hero, Heron, Hero of Alexandria]
5: (classical mythology) a being of great strength and courage celebrated for bold exploits; often the offspring of a mortal and a god
6: (Greek mythology) priestess of Aphrodite who killed herself when her lover Leander drowned while trying to swim the Hellespont to see her [syn: Hero]
7: a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States [syn: bomber, grinder, hero sandwich, hoagie, hoagy, Cuban sandwich, [[Italian sandwich]], poor boy, sub, submarine, [[submarine sandwich]], torpedo, wedge, zep]