n. A shield for armorial bearings; an emblazoned shield; an escutcheon.n. In medieval architecture, etc., a shield or plate on a door, from the center of which hung the doorhandle.n. The cover of a keyhole, usually pivoted at the top, so as to drop over the keyhole by its weight. A sliding scutcheon is called a sheave.n. A plate for an inscription, especially a small one for a name, as on a knife or a walking-stick.n. In heraldry, same as escutcheon, 1.