What really matters is not how well a character fits a definition, but how strongly he or she resonates. Characters with strong, resonant ideas at their core will have more of an impact on the cultural consciousness than a character who's just an empty collection of attributes.
Kurt Busiek"Superhero" is a term that's been borrowed in order to say "big and larger than life and loud and active and dumb." And I don't think that's a useful definition. That's more a dismissal.
Kurt Busiek