Francus
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
L. Lat. Free; a freeman; a Frank. Spelman.
— Franens bancus. Free bench, (q. v.)
— Francus homo. In old European law. A free man. Domesday.
— Francus plegius. In old English law. A frank pledge, or free pledge. See Frank-Pledge.
— Francus teuens. A freeholder. See Frank-Tenement.