1. (n.) A draught or form; properly, a representation drawn on a plane, as a map or a chart; especially, a top view, as of a machine, or the representation or delineation of a horizontal section of anything, as of a building; a graphic representation; a diagram.
2. (n.) A scheme devised; a method of action or procedure expressed or described in language; a project; as, the plan of a constitution; the plan of an expedition.
3. (n.) A method; a way of procedure; a custom.
4. (v. t.) To form a delineation of; to draught; to represent, as by a diagram.
5. (v. t.) To scheme; to devise; to contrive; to form in design; as, to plan the conquest of a country.