n. One who directs; one who guides, superintends, governs, or manages.n. Specifically— One of a number of persons, appointed or elected under provision of law, having authority to manage and direct the affairs of a corporation or company. All the directors collectively constitute a board of directors. They are agents of the corporation, and not of the stockholders. Generally they are elected for one year.n. In music, the leader or conductor of a company of vocal or instrumental performers: as, a choir director; an orchestral director.n. Anything that directs or controls.n. Specifically — In surgery, a grooved probe, intended to direct the edge of the knife or scissors in opening sinuses or fistulæ or making incisions generally, In electricity, a metallic instrument on a glass handle connected by a chain with the pole of a battery, and applied to the part of the body to which a shock is to be sent.n. In geometry, a fixed guiding line.n. The small printed or written letter inserted as a guide in the space to be afterward filled by the designer or illuminator of the large initial.