The Collaborative International Dictionary of English v.0.48:

Sandy \Sand"y\, a. [Compar. Sandier; superl. Sandiest.] [AS.
   sandig.]
   1. Consisting of, abounding with, or resembling, sand; full
      of sand; covered or sprinkled with sand; as, a sandy
      desert, road, or soil.
      [1913 Webster]

   2. Of the color of sand; of a light yellowish red color; as,
      sandy hair.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sandy
    adj 1: of hair color; pale yellowish to yellowish brown; "flaxen
           locks" [syn: flaxen, sandy]
    2: resembling or containing or abounding in sand; or growing in
       sandy areas; "arenaceous limestone"; "arenaceous grasses"
       [syn: arenaceous, sandy, sandlike] [ant:
       argillaceous, clayey]

Moby Thesaurus II by Grady Ward, 1.0:

95 Moby Thesaurus words for "sandy":
   Saharan, anhydrous, arenaceous, arenarious, arid, athirst, aureate,
   auric, beige, bone-dry, breccial, brecciated, buff, buff-yellow,
   canary, canary-yellow, citron, citron-yellow, craggy, cream,
   creamy, crystal, crystalline, desert, droughty, dry, dry as dust,
   dusty, ecru, fallow, flaxen, gilded, gilt, gold, gold-colored,
   golden, grainy, granular, granulate, granulated, gravelly, gritty,
   high and dry, juiceless, lapideous, lemon, lemon-yellow,
   like parchment, lithoid, lithoidal, luteolous, lutescent,
   monolithic, ocherish, ocherous, ochery, ochreous, ochroid, ochrous,
   ochry, or, pebbled, pebbly, porphyritic, primrose,
   primrose-colored, primrose-yellow, rock-ribbed, rock-strewn,
   rock-studded, rocklike, rocky, sabulous, saffron, saffron-colored,
   saffron-yellow, sallow, sand-colored, sapless, shingled, shingly,
   stonelike, stony, straw, straw-colored, thirsting, thirsty,
   trachytic, undamped, unwatered, waterless, xanthic, xanthous,
   yellow, yellowish



U.S. Gazetteer Places (2000):

Sandy, OR -- U.S. city in Oregon
   Population (2000):    5385
   Housing Units (2000): 2080
   Land area (2000):     2.633439 sq. miles (6.820575 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    2.633439 sq. miles (6.820575 sq. km)
   FIPS code:            65250
   Located within:       Oregon (OR), FIPS 41
   Location:             45.397499 N, 122.266319 W
   ZIP Codes (1990):     97055
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Sandy, OR
    Sandy


U.S. Gazetteer Places (2000):

Sandy, PA -- U.S. Census Designated Place in Pennsylvania
   Population (2000):    1687
   Housing Units (2000): 687
   Land area (2000):     1.401768 sq. miles (3.630563 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    1.401768 sq. miles (3.630563 sq. km)
   FIPS code:            67784
   Located within:       Pennsylvania (PA), FIPS 42
   Location:             41.108633 N, 78.772614 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Sandy, PA
    Sandy


U.S. Gazetteer Places (2000):

Sandy, UT -- U.S. city in Utah
   Population (2000):    88418
   Housing Units (2000): 26579
   Land area (2000):     22.325028 sq. miles (57.821555 sq. km)
   Water area (2000):    0.021161 sq. miles (0.054806 sq. km)
   Total area (2000):    22.346189 sq. miles (57.876361 sq. km)
   FIPS code:            67440
   Located within:       Utah (UT), FIPS 49
   Location:             40.572415 N, 111.859610 W
   ZIP Codes (1990):     84070 84093 84094
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Sandy, UT
    Sandy