1. One of four equal parts into which anything is divided, or is regarded as divided; a fourth part or portion; as, a quarter of a dollar, of a pound, of a yard, of an hour, etc. Hence, specifically: (a) The fourth of a hundred-weight, being 25 or 28 pounds, according as the hundredweight is reckoned at 100 or 112 pounds. (b) The fourth of a ton in weight, or...