N-UNCOUNT (态度或做事的)公道，公平 If you refer to someone's attitude or behaviour as fair play, you approve of it because it shows respect and sympathy towards everyone, even towards people who are thought to be wrong or to deserve punishment. (态度或做事的)公道，公平 [approval]
...a legal system that is unmatched anywhere in the world for its justice and sense of fair play.