The Collaborative International Dictionary of English v.0.48:

Victor \Vic"tor\, n. [L. victor, fr. vincere, victum, to
   vanquish, to conquer. See Vanquish.]
   1. The winner in a contest; one who gets the better of
      another in any struggle; esp., one who defeats an enemy in
      battle; a vanquisher; a conqueror; -- often followed by
      at, rarely by of.
      [1913 Webster]

            In love, the victors from the vanquished fly;
            They fly that wound, and they pursue that die.
                                                  --Waller.
      [1913 Webster]

   2. A destroyer. [R. & Poetic]
      [1913 Webster]

            There, victor of his health, of fortune, friends,
            And fame, this lord of useless thousands ends.
                                                  --Pope.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Victor \Vic"tor\, a.
   Victorious. "The victor Greeks." --Pope.
   [1913 Webster]

WordNet (r) 3.0 (2006):

victor
    n 1: a combatant who is able to defeat rivals [syn: victor,
         master, superior]
    2: the contestant who wins the contest [syn: winner, victor]
       [ant: also-ran, loser]

Moby Thesaurus II by Grady Ward, 1.0:

25 Moby Thesaurus words for "victor":
   champ, champion, comer, conquering hero, conqueror, conquistador,
   defeater, easy winner, first, hero, master, pancratiast,
   prizewinner, runner-up, shoo-in, star, subduer, subjugator,
   success, sure winner, top, top dog, triumpher, vanquisher,
   winner



U.S. Gazetteer Places (2000):

Victor, MT -- U.S. Census Designated Place in Montana
   Population (2000):    859
   Housing Units (2000): 375
   Land area (2000):     1.597918 sq. miles (4.138588 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    1.597918 sq. miles (4.138588 sq. km)
   FIPS code:            76900
   Located within:       Montana (MT), FIPS 30
   Location:             46.417213 N, 114.149547 W
   ZIP Codes (1990):     59875
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Victor, MT
    Victor


U.S. Gazetteer Places (2000):

Victor, NY -- U.S. village in New York
   Population (2000):    2433
   Housing Units (2000): 972
   Land area (2000):     1.379715 sq. miles (3.573444 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    1.379715 sq. miles (3.573444 sq. km)
   FIPS code:            77376
   Located within:       New York (NY), FIPS 36
   Location:             42.982939 N, 77.405895 W
   ZIP Codes (1990):     14564
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Victor, NY
    Victor


U.S. Gazetteer Places (2000):

Victor, CO -- U.S. city in Colorado
   Population (2000):    445
   Housing Units (2000): 360
   Land area (2000):     0.272040 sq. miles (0.704581 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.272040 sq. miles (0.704581 sq. km)
   FIPS code:            80865
   Located within:       Colorado (CO), FIPS 08
   Location:             38.709609 N, 105.140859 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Victor, CO
    Victor


U.S. Gazetteer Places (2000):

Victor, ID -- U.S. city in Idaho
   Population (2000):    840
   Housing Units (2000): 330
   Land area (2000):     1.295356 sq. miles (3.354957 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    1.295356 sq. miles (3.354957 sq. km)
   FIPS code:            84250
   Located within:       Idaho (ID), FIPS 16
   Location:             43.602945 N, 111.112343 W
   ZIP Codes (1990):     83455
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Victor, ID
    Victor


U.S. Gazetteer Places (2000):

Victor, IA -- U.S. city in Iowa
   Population (2000):    952
   Housing Units (2000): 420
   Land area (2000):     0.473484 sq. miles (1.226318 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.473484 sq. miles (1.226318 sq. km)
   FIPS code:            80805
   Located within:       Iowa (IA), FIPS 19
   Location:             41.730149 N, 92.297167 W
   ZIP Codes (1990):     52347
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Victor, IA
    Victor