A denomination of weight, containing 100, 112, or
   120 pounds avoirdupois, according to differing laws or customs. By the
   legal standard of England it is 112 pounds. In most of the United
   States, both in practice and by law, it is 100 pounds avoirdupois, the
   corresponding ton of 2,000 pounds, sometimes called the short ton,
   being the legal ton.