The Collaborative International Dictionary of English v.0.48:

Chaparral \Cha`par*ral"\, n. [Sp., fr. chaparro an evergeen
   oak.]
   1. A thicket of low evergreen oaks.
      [1913 Webster]

   2. An almost impenetrable thicket or succession of thickets
      of thorny shrubs and brambles.
      [1913 Webster]

   Chaparral cock; fem. Chaparral hen (Zool.), a bird of the
      cuckoo family (Geococcyx Californianus), noted for
      running with great speed. It ranges from California to
      Mexico and eastward to Texas; -- called also road
      runner, ground cuckoo, churea, and snake killer. It
      is the state bird of New Mexico.
      [1913 Webster +PJC] chapati

WordNet (r) 3.0 (2006):

chaparral
    n 1: dense vegetation consisting of stunted trees or bushes
         [syn: scrub, chaparral, bush]

U.S. Gazetteer Places (2000):

Chaparral, NM -- U.S. Census Designated Place in New Mexico
   Population (2000):    6117
   Housing Units (2000): 2134
   Land area (2000):     38.759454 sq. miles (100.386522 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    38.759454 sq. miles (100.386522 sq. km)
   FIPS code:            14250
   Located within:       New Mexico (NM), FIPS 35
   Location:             32.039072 N, 106.429630 W
   ZIP Codes (1990):     88021
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Chaparral, NM
    Chaparral