- a boxer or other contestant of the lightest competitive class, especially a professional boxer weighing up to 112 pounds (51 kg).
Origin of flyweight
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a professional boxer weighing not more than 112 pounds (51 kg)
- an amateur boxer weighing 48–51 kg (106–112 pounds)
- (as modifier)a flyweight contest
- (in Olympic wrestling) a wrestler weighing not more than 115 pounds (52 kg)