Pronunciation: (wilt'shēr, -shur),[key] —n. 1. Also,WiltsPronunciation: (wilts).[key]a county in S England. 511,600; 1345 sq. mi. (3485 sq. km). Co. seat: Salisbury.
2. one of an English breed of white sheep having long, spiral horns.
3. Also called Wilt'shire cheese'. a cylindrical, semihard cheese, moister and flakier than cheddar.