Noun hero has 7 senses
- hero - a man distinguished by exceptional courage and nobility and strength; "RAF pilots were the heroes of the Battle of Britain"
--1 is a kind of leader
--1 has particulars: Arminius, Armin, Hermann; Job
- hero - the principal character in a play or movie or novel or poem
--2 is a kind of character, role, theatrical role, part, persona
- champion, fighter, hero, paladin - someone who fights for a cause
--3 is a kind of defender, guardian, protector, shielder
- Hero, Heron, Hero of Alexandria - Greek mathematician and inventor who devised a way to determine the area of a triangle and who described various mechanical devices (first century)
--4 is a kind of mathematician; inventor, discoverer, artificer
- hero - (classical mythology) a being of great strength and courage celebrated for bold exploits; often the offspring of a mortal and a god
--5 is a kind of mythical being
- Hero - (Greek mythology) priestess of Aphrodite who killed herself when her lover Leander drowned while trying to swim the Hellespont to see her
--6 is a kind of mythical being
- bomber, grinder, hero, hero sandwich, hoagie, hoagy, Cuban sandwich, Italian sandwich, poor boy, sub, submarine, submarine sandwich, torpedo, wedge, zep - 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
--7 is a kind of sandwich
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