I. New ‧ cas ‧ tle 1 /ˈnjuːkɑːs ə l $ ˈnuːkæs ə l/ BrE AmE
a large industrial city and port on the River Tyne in northeast England, whose full name is Newcastle upon Tyne. Newcastle used to have a large coal mining and shipbuilding industry, but much of the old industry has now closed down. People from Newcastle are informally called Geordies, and they have their own ↑ dialect of English and their own ↑ accent (=way of pronouncing words) which is also called Geordie and is easy to recognize. They are also known for their great love of football, and the most important local team is Newcastle United.
II. Newcastle 2 BrE AmE
a city, port, and important industrial centre in New South Wales, southeast Australia, near where the Hunter River joins the sea