1. a river that rises in western New Mexico and flows westward through southern Arizona to become a tributary of the Colorado River; [syn: Gila, Gila River]
WordNet (r) 3.0 (2006):
Gila River
n 1: a river that rises in western New Mexico and flows westward
through southern Arizona to become a tributary of the
Colorado River [syn: Gila, Gila River]