1. (

• hero

) a man distinguished by exceptional courage and nobility and strength; "RAF pilots were the heroes of the Battle of Britain" ;

2. (

• hero

) the principal character in a play or movie or novel or poem ;

3. (

• champion ,
• fighter ,
• hero ,
• paladin

) someone who fights for a cause ;

4. (

• 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) ;

5. (

• hero ,

) (classical mythology) a being of great strength and courage celebrated for bold exploits; often the offspring of a mortal and a god ;

6. (

• Hero ,

) (Greek mythology) priestess of Aphrodite who killed herself when her lover Leander drowned while trying to swim the Hellespont to see her ;

7. (

• 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 ;