Berkshires

Also called Berks [burks; British bahrks] /bɜrks; British bɑrks/ (Show IPA). a county in S England. 485 sq. mi. (1255 sq. km).
one of an English breed of black hogs, having white markings on the feet, face, and tail.
a steam locomotive having a two-wheeled front truck, eight driving wheels, and a four-wheeled rear truck.
a range of low mountains in W Massachusetts: resort region. Highest peak, Mt. Greylock, 3505 feet (1070 meters).
Contemporary Examples

Endless Summer: Meg Wolitzer Talks About “The Interestings” Jane Ciabattari April 15, 2013

Historical Examples

Getting at the Inner Man/Fifty Years on the Lecture Platform Robert Shackleton
Odd Numbers Sewell Ford
The Automobile Girls at Palm Beach Laura Dent Crane
Alexander’s Bridge and The Barrel Organ Willa Cather and Alfred Noyes
The Heart of Canyon Pass Thomas K. Holmes
Otherwise Phyllis Meredith Nicholson
The Egyptian campaigns, 1882 to 1885 Charles Royle
Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 3 Various
Tommy Atkins at War James Alexander Kilpatrick

noun
a historic county of S England: since reorganization in 1974 the River Thames has marked the N boundary while the Berkshire Downs occupy central parts; the county council was replaced by six unitary authorities in 1998. Area: 1259 sq km (486 sq miles) Berks
a rare breed of pork and bacon pig having a black body and white points
Berkshires [(burk-sheerz, burk-shuhrz)]