Gamerophobia

Gamerophobia is:
1. Hatred of video games or gamers

2. Expressing a disrespectful opinion towards video games or gamers
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Other forms of the word:
Adjective: Gamerophobe
Plural: Gamerophobes

Dude: "I've saved some cash and I'm going to buy a Playstation 3"
Mom: "It's such a waste of money! You're 21 years old, not 10 years old! Grow up already, are you going to play these childish games forever?"
Dude: "That's just typical Gamerophobia, the games I'm going to play on it are definately not for kids!"