bantamweight
From Longman Dictionary of Contemporary EnglishRelated topics: Other sportsbantamweightban‧tam‧weight /ˈbæntəmweɪt/ noun [countable] DSOa boxer who weighs less than 53.52 kilograms, and who is heavier than a flyweight but lighter than a featherweightExamples from the Corpusbantamweight• Wayne McCullough, the best bantamweight around.• Boxing: Gold medals are awarded in light flyweight, bantamweight, lightweight, welterweight, middleweight and heavyweight.