n. The intersection of two converging lines or surfaces; an angle, whether internal or external: as, the corner of a building; the four corners of a square; the corner of two streets.n. The space between two converging lines or surfaces; specifically, the space near their intersection: as, the four corners of a room.n. Hence A narrow space partly inclosed; a small secret or retired place.n. Indefinitely, any part, even the least and most remote or concealed: used emphatically, involving the inclusion of all parts: as, they searched every corner of the forest.n. The end, extremity, or margin.n. In bookbinding: A triangular tool used for decorating the corners of a book. Also corner-piece. The leather or other material used in the corners of a half-bound book, One of the metal guards used to protect the corners of heavily bound books.n. A metallic cap or guard used to protect the corners of furniture, trunks, boxes, etc.n. In surveying, a mark placed at a corner of a surveyed tract.n. A monopolizing of the marketable supply of a stock or commodity, through purchases for immediate or future delivery, generally by a secretly organized combination, for the purpose of raising the price: as, a corner in wheat.To drive or force into a corner, or into a place whence there is no escape.To drive or force into a position of great difficulty; force into a position where failure, defeat, or surrender is inevitable; place in a situation from which escape is impossible: as, to corner a person in an argument.To meet in a corner or angle; form a corner.To be situated on or at a corner; impinge or be connected at an angle: as, the house corners on the main street, or (when standing cornerwise) to the street or road; Sweden corners on Russia at the north.n. Specifically, a projecting angle in the side of an instrument of the viol family. In instruments of the true violin group there are two corners on each side, between which is the concave indentation called the waist. See block, 19.n. In mathematics, a vertex or summit of a polyhedron.n. In field hockey, a free hit against the defending side, made within three feet of the nearest corner flag.In making turpentine, to cut out a triangular shallow chip above each of the two corners of the box, to prepare the tree for chipping and to direct the flow of resin into the box.To form a corner in (a stock or commodity). See to corner the market.