Pronunciation: (bûrk'shēr, -shur; Brit.bärk'shēr, -shur),[key] —n. 1. Also called Berks (bûrks; Brit.bärks). a county in S England. 658,300; 485 sq. mi. (1255 sq. km).
2. one of an English breed of black hogs, having white markings on the feet, face, and tail.
3. a steam locomotive having a two-wheeled front truck, eight driving wheels, and a four-wheeled rear truck. See table under Whyte classification.