<p><strong>Noun</strong></p><ul><li>a representation, usually on a flat surface, as of the features of an area of the earth or a portion of the heavens, showing them in their respective forms, sizes, and relationships according to some convention of representation: a map of Canada.</li><li>a maplike delineation, representation, or reflection of anything: The old man's face is a map of time.</li><li>a wide opening; gap; breach.</li><li>an act or instance of gaping.</li><li>a stare, as in astonishment or with the mouth wide open.</li><li>a yawn.</li><li>Zoology. the width of the open mouth.</li></ul><p><strong>Verb</strong></p><ul><li>to represent or delineate on or as if on a map.</li><li>to sketch or plan (often followed by out): to map out a new career.</li></ul>