(1):
(n.) The language spoken by the Basque people.
(2):
(n.) One of a race, of unknown origin, inhabiting a region on the Bay of Biscay in Spain and France.
(3):
(n.) A part of a lady's dress, resembling a jacket with a short skirt; - probably so called because this fashion of dress came from the Basques.
(4):
(a.) Pertaining to Biscay, its people, or their language.