D defs.my
Entry 2 senses Webster, 1913

Welterweight

/wĕl'-tẽrw-ātˌ/ · Wel·ter·weight · IPA /wˈɛltərwˌeɪt/
01 n. A weight of 28 pounds (one of 40 pounds is called a heavy welterweight) sometimes imposed in addition to weight for age, chiefly in steeple…
  1. 1.
    A weight of 28 pounds (one of 40 pounds is called a heavy welterweight) sometimes imposed in addition to weight for age, chiefly in steeplechases and hurdle races.(Horse Racing)
  2. 2.
    A boxer or wrestler whose weight is intermediate between that of a lightweight and that of a middleweight.