/chan"freuhn/ , n.
a piece of plate armor for defending a horse's head.
Also, chamfron . Also called frontstall .
[ late ME shamfron champfrein, perh. for * chafrein (with -m- perh. from chamfrein CHAMFER, though the senses are unrelated), n. deriv. of chafre ( s ) ner lit., to put a bridle on cap ( um ) head (for caput; see CHIEF) + * -frenare, v. deriv. of L frenum bridle ]