welterweight
noun
1.
a weight of 28 pounds; sometimes imposed as a handicap in a horse race (such as a steeplechase)
2.
an amateur boxer who weighs no more than 148 pounds
3.
a wrestler who weighs 154-172 pounds
4.
a professional boxer who weighs between 141 and 147 pounds
5.
A weight class division in combat sports, for fighters heavier than those in the lightweight division and lighter than those in the middleweight division.