bantamweight
/ˈbæntəmweɪt/noun
mass noun
1- a weight in boxing and other sports intermediate between flyweight and featherweight. In the amateur boxing scale it ranges from 51 to 54 kg.（拳击和其他运动中的）最轻量级（业余拳击运动中指51-54公斤）。
1.1
- count noun a boxer or other competitor of this weight最轻量级拳击手（或其他运动员）。