The Collaborative International Dictionary of English v.0.48:

Dyer \Dy"er\, n.
   One whose occupation is to dye cloth and the like.
   [1913 Webster]

   dyer's rocket, Dyer's weed. Same as Dyer's broom.
      [1913 Webster] dyer's broom

WordNet (r) 3.0 (2006):

dyer
    n 1: someone whose job is to dye cloth

U.S. Gazetteer Counties (2000):

Dyer -- U.S. County in Tennessee
   Population (2000):    37279
   Housing Units (2000): 16123
   Land area (2000):     510.495360 sq. miles (1322.176856 sq. km)
   Water area (2000):    15.984283 sq. miles (41.399101 sq. km)
   Total area (2000):    526.479643 sq. miles (1363.575957 sq. km)
   Located within:       Tennessee (TN), FIPS 47
   Location:             36.060464 N, 89.358984 W
   Headwords:
    Dyer
    Dyer, TN
    Dyer County
    Dyer County, TN


U.S. Gazetteer Places (2000):

Dyer, AR -- U.S. town in Arkansas
   Population (2000):    585
   Housing Units (2000): 248
   Land area (2000):     2.596265 sq. miles (6.724295 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    2.596265 sq. miles (6.724295 sq. km)
   FIPS code:            20200
   Located within:       Arkansas (AR), FIPS 05
   Location:             35.494532 N, 94.138541 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Dyer, AR
    Dyer


U.S. Gazetteer Places (2000):

Dyer, IN -- U.S. town in Indiana
   Population (2000):    13895
   Housing Units (2000): 4900
   Land area (2000):     5.960298 sq. miles (15.437100 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    5.960298 sq. miles (15.437100 sq. km)
   FIPS code:            19270
   Located within:       Indiana (IN), FIPS 18
   Location:             41.500218 N, 87.512161 W
   ZIP Codes (1990):     46311
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Dyer, IN
    Dyer


U.S. Gazetteer Places (2000):

Dyer, TN -- U.S. city in Tennessee
   Population (2000):    2406
   Housing Units (2000): 1053
   Land area (2000):     2.260723 sq. miles (5.855246 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    2.260723 sq. miles (5.855246 sq. km)
   FIPS code:            22180
   Located within:       Tennessee (TN), FIPS 47
   Location:             36.069267 N, 88.991620 W
   ZIP Codes (1990):     38330
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Dyer, TN
    Dyer