The Collaborative International Dictionary of English v.0.48:

Primrose \Prim"rose`\, n. [OE. primerole, F. primerole, a
   derivative fr. LL. primula, from L. primus first. See
   Prime, a.] (Bot.)
   (a) An early flowering plant of the genus Primula (Primula
       vulgaris) closely allied to the cowslip. There are
       several varieties, as the white-, the red-, the
       yellow-flowered, etc. Formerly called also primerole,
       primerolles.
   (b) Any plant of the genus Primula.
       [1913 Webster]

   Evening primrose, an erect biennial herb (Enothera
      biennis), with yellow vespertine flowers, common in the
      United States. The name is sometimes extended to other
      species of the same genus.

   Primrose peerless, the two-flowered Narcissus (Narcissus
      biflorus). [Obs.]
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Primrose \Prim"rose`\, a.
   Of or pertaining to the primrose; of the color of a primrose;
   -- hence, flowery; gay. "The primrose path of dalliance."
   --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

primrose
    n 1: any of numerous short-stemmed plants of the genus Primula
         having tufted basal leaves and showy flowers clustered in
         umbels or heads [syn: primrose, primula]

Moby Thesaurus II by Grady Ward, 1.0:

65 Moby Thesaurus words for "primrose":
   aureate, auric, beige, buff, buff-yellow, canary, canary-yellow,
   choice, citron, citron-yellow, coral, cream, creamy, ecru, elite,
   fallow, fat, flaxen, flower, gilded, gilt, gold, gold-colored,
   golden, incarnadine, lemon, lemon-yellow, luteolous, lutescent,
   ocherish, ocherous, ochery, ochreous, ochroid, ochrous, ochry, or,
   pick, pink, pinkish, pinky, prime, primrose-colored,
   primrose-yellow, prize, rose, rose-colored, rose-hued, rose-red,
   roseate, rosy, saffron, saffron-colored, saffron-yellow, sallow,
   salmon, sand-colored, sandy, straw, straw-colored, top, xanthic,
   xanthous, yellow, yellowish



U.S. Gazetteer Places (2000):

Primrose, AK -- U.S. Census Designated Place in Alaska
   Population (2000):    93
   Housing Units (2000): 47
   Land area (2000):     37.394822 sq. miles (96.852140 sq. km)
   Water area (2000):    0.971281 sq. miles (2.515607 sq. km)
   Total area (2000):    38.366103 sq. miles (99.367747 sq. km)
   FIPS code:            64240
   Located within:       Alaska (AK), FIPS 02
   Location:             60.343405 N, 149.344250 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Primrose, AK
    Primrose


U.S. Gazetteer Places (2000):

Primrose, NE -- U.S. village in Nebraska
   Population (2000):    69
   Housing Units (2000): 36
   Land area (2000):     0.278198 sq. miles (0.720529 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.278198 sq. miles (0.720529 sq. km)
   FIPS code:            40360
   Located within:       Nebraska (NE), FIPS 31
   Location:             41.624736 N, 98.237545 W
   ZIP Codes (1990):     68655
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Primrose, NE
    Primrose