A province of the Basque Country, Spain. / Clipping of Bay of Biscay. / A sea area corresponding to the Bay of Biscay.

a gulf of the North Atlantic Ocean along the western coast of France from Brest south to the Spanish border, and the northern coast of Spain, named for the Spanish province of Biscay

Pertaining to Biscay or to the Biscayne language.

Biscayne National Park, a national park in Florida

plural of Biscayan

Of or pertaining to Biscay in Spain.

A native or inhabitant of Biscay. / The westernmost of the modern varieties of the Basque language, spoken in Biscay and neighbouring parts of Álava and Gipuzkoa. / A long heavy musket.

(dated) A person from Biscay, a Basque.