NOUN (1)

1. a free, widely-used Web Map Server;


VERB (1)

1. search for a location and directions by means of the MapQuest program;
- Example: "you can just mapquest the restaurant"

WordNet (r) 3.0 (2006):

MapQuest
    n 1: a free, widely-used Web Map Server
    v 1: search for a location and directions by means of the
         MapQuest program; "you can just mapquest the restaurant"