feath·er·weight /-ˌwet/
非常輕的人或物,不重要的人,輕量級選手
featherweight
adj : of a weight class of 123-126 pounds for prizefighters; "the
featherweight class"
n 1: an amateur boxer who weighs no more than 126 pounds
2: weighs 126-139 pounds
3: a professional boxer who weighs between 123 and 126 pounds