A follower of a hater who hates with them. A person who lives to hate, someone who despises other people who have succeeded in their goals or who are trying to reach their goals. Someone who rather talk behind somebody's back instead of looking at that someone in the eye and say what they feel about them.
For more info, check out hater
Boy 1: "I can't stand that kid. My friend told me he's trying to be a rapper. He'll never make it!"
Boy 2: "Stop being a Hate Employee!"