Толковый словарь английского языка Oxford English Reference - welterweight

n. 1 a weight in certain sports intermediate between lightweight and middleweight, in the amateur boxing scale 63.5-67 kg but differing for professionals, wrestlers, and weightlifters. 2 a sportsman of this weight. Phrases and idioms junior welterweight 1 a weight in professional boxing of 61.2-63.5 kg. 2 a professional boxer of this weight. light welterweight 1 a weight in amateur boxing of 60-63.5 kg. 2 an amateur boxer of this weight.