verb - To play video games instead of eating food with your family, friends or pets.
noun - A diet by which video games are substituted for alcohol, nutritious food and cola.
1. I was in my basement playing world of warcraft for a week straight to hit the 80level cap. It is the best way to stay skinny using the gamer's diet.
2. Did you see Carl's on his gamer diet? He looks like he will collapse playing call of duty like that.