Berks

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.
Contemporary Examples

Squeak! Kate Middleton’s School Nickname Revealed Tom Sykes November 29, 2012
Report: Pippa Middleton Engaged Tom Sykes September 1, 2013
A Mom’s Tragic Death Over Missed School Days Ben Jacobs June 13, 2014

Historical Examples

Harper’s Round Table, October 15, 1895 Various
Notes and Queries, Number 196, July 30, 1853 Various
Lives Of The Most Remarkable Criminals Who have been Condemned and Executed for Murder, the Highway, Housebreaking, Street Robberies, Coining or other offences Arthur L. Hayward
The Letters of Jane Austen Jane Austen
Feudal England — Historical Studies On The Eleventh And Twelfth Centuries J.H. Round
Brief Lives (Vol. 2 of 2) John Aubrey
Out of the Hurly-Burly Charles Heber Clark

abbreviation
Berkshire
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