Wyrm said:It doesn't mean that the person using either "gamer", "bookworm", "cinephile" or whatever is trying to define him/herself by their favorite activity.
That's the connotation the word "gamer" currently has, though. When you say someone is a gamer, it's usually not understood as just being someone who likes games and has an interest in the industry. It implies that they play video games "excessively" compared to the norm.