A person who lives a fabulous life in the suburbs and refuses to live in the city is referred to as a suburbanite. A suburbanite lives a glamourous life in the burbs, not having to worry about being robbed at gun point, stabbed, shot or being approached by homeless people. Suburbanite refers to someone living the life of luxury in the perfect suburbs.
Olivia: "Oh, where are you from?"
LaQuisha the city slicker: "I'm from Toronto, you?"
Olivia: "Ohh, thats nice ... I'm a suburbanite"
LaQuisha the city slicker: "A what?"
Olivia: "Sub-ur-ban-ite. It means I'm living the life in the suburbs"