Berkshire UK /ˈbɑːk.ʃə/US /ˈbɜɹk.ʃəɹ/ noun3 •An inland county of England, bounded by Oxfordshire, Buckinghamshire, Hampshire, Surrey, Greater London and Wiltshire.My convention diary is unusually disjointed, since I was mingily commuting from Berkshire rather than pay £65 per night for a single room. — 2005 •A breed of pig from Berkshire county. •A steam locomotive of the 2-8-4 wheel arrangement. formsBerkshires