WordNet (r) 3.0 (2006):

Geronimo
    n 1: Apache chieftain who raided the white settlers in the
         Southwest as resistance to being confined to a reservation
         (1829-1909)

Moby Thesaurus II by Grady Ward, 1.0:

22 Moby Thesaurus words for "Geronimo":
   bugle call, call to arms, call-up, catchword, clarion,
   clarion call, conscription, exhortation, go for broke, gung ho,
   levy, mobilization, muster, rally, rallying cry, rebel yell,
   recruitment, slogan, trumpet call, war cry, war whoop, watchword



U.S. Gazetteer Places (2000):

Geronimo, OK -- U.S. town in Oklahoma
   Population (2000):    959
   Housing Units (2000): 393
   Land area (2000):     0.530565 sq. miles (1.374157 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.530565 sq. miles (1.374157 sq. km)
   FIPS code:            29100
   Located within:       Oklahoma (OK), FIPS 40
   Location:             34.481471 N, 98.383621 W
   ZIP Codes (1990):     73543
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Geronimo, OK
    Geronimo


U.S. Gazetteer Places (2000):

Geronimo, TX -- U.S. Census Designated Place in Texas
   Population (2000):    619
   Housing Units (2000): 209
   Land area (2000):     9.173088 sq. miles (23.758188 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    9.173088 sq. miles (23.758188 sq. km)
   FIPS code:            29384
   Located within:       Texas (TX), FIPS 48
   Location:             29.665506 N, 97.965544 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Geronimo, TX
    Geronimo