of a double language or tongue; that can speak two languages. A term applied in the old books to a jury corn-posed partly of Englishmen and partly of foreigners, which, by the English law, an alien party to a suit is, in certain cases, en-titled to; more commonly called a “jury de mcdietote lingu#." 3 Bl. Comm. 360 ; 4 Steph. Comm. 422