a representation on a reduced scale and usu a flat surface of part of the earth's surface, showing geographical features, political divisions, population distribution, etc
a similar representation of the surface of another planet, the moon, etc
a representation of something in a maplike form
a theoretical arrangement of genes along a chromosome; a genetic map
put something on the map
to make something well known
wipe something off the map
to consign something to oblivion
[Latin mappa napkin, towel]