1. A hero who puts others above him/her and fights for the greater good. Generally,
superheroes are vigilantes,
outcasted by society, yet they still make sacrifices to save their city.
2. A person with exceptional abilities, strength, or smarts who uses his/her skills to fight for the common man and protect their city. (Or country in the case of
Captain America)
3. The Green Arrow, Batman, Superman, Iron Man, Spider-Man, Thor, Captain America ect.