1. A covering for the head, worn on solemn occasions by church dignitaries. It has been made in many forms, the present form being a lofty cap with two points or peaks. Fairholt. 2. The surface forming the beveled end or edge of a piece where a miter joint is made; also, a joint formed or a junction effected by two beveled ends or edges; a miter joint. 3. (Numis.) A sort of ba...