DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   GPS
       n 1: a navigational system involving satellites and computers
            that can determine the latitude and longitude of a receiver
            on Earth by computing the time difference for signals from
            different satellites to reach the receiver [syn: Global
    Positioning System, GPS]