0 a metropolitan county (= an area of England that includes a large city area and had its own local government until 1986) in central northern England:
He was born in Leeds, the industrial seat of West Yorkshire, in 1961.
The electronics factory is based in Bradford, West Yorkshire.
The five metropolitan councils of West Yorkshire have given their full support to the West Yorkshire Town and Country Cycleway.
If you're planning to see a slice of West Yorkshire over a day or two, consider buying a bus/train day pass.