featherweight

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. an amateur boxer who weighs no more than 126 pounds
• Hypernyms:
boxer, pugilist
2. weighs 126-139 pounds
• Hypernyms:
wrestler, grappler, matman
3. a professional boxer who weighs between 123 and 126 pounds
• Hypernyms:
prizefighter, gladiator