mapn.[From F. mappe, in mappemonde map of the world, fr. L. mappa napkin, signal cloth; -- a Punic word. Cf. Apron, Napkin, Nappe.]1. A representation of the surface of the earth, or of some portion of it, showing the relative position of the parts represented; -- usually on a flat surface. Also, such a representation of the celestial sphere, or of some part of it.()()2. Anything which represents graphically a succession of events, states, or acts; as, an historical map.()Thus is his cheek the map of days outworn. (Shak.)Map lichen (Bot.), a lichen (Lecidea geographica.) growing on stones in curious maplike figures. Dr. Prior.()v. t. To represent by a map; -- often with out; as, to survey and map, or map out, a county. Hence, figuratively: To represent or indicate systematically and clearly; to sketch; to plan; as, to map, or map out, a journey; to map out business.()I am near to the place where they should meet, if Pisanio have mapped it truly. (Shak.)