The Collaborative International Dictionary of English v.0.48:

Groom \Groom\, n. [Cf. Scot. grome, groyme, grume, gome, guym,
   man, lover, OD. grom boy, youth; perh. the r is an insertion
   as in E. bridegroom, and the word is the same as AS. guma
   man. See Bridegroom.]
   1. A boy or young man; a waiter; a servant; especially, a man
      or boy who has charge of horses, or the stable. --Spenser.
      [1913 Webster]

   2. One of several officers of the English royal household,
      chiefly in the lord chamberlain's department; as, the
      groom of the chamber; the groom of the stole.
      [1913 Webster]

   3. A man recently married, or about to be married; a
      bridegroom. --Dryden.
      [1913 Webster]

   Groom porter, formerly an officer in the English royal
      household, who attended to the furnishing of the king's
      lodgings and had certain privileges.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Groom \Groom\, v. i. [imp. & p. p. Groomed; p. pr. & vb. n.
   Grooming.]
   To tend or care for, or to curry or clean, as a, horse.
   [1913 Webster]

WordNet (r) 3.0 (2006):

groom
    n 1: a man participant in his own marriage ceremony [syn:
         groom, bridegroom]
    2: someone employed in a stable to take care of the horses [syn:
       stableman, stableboy, groom, hostler, ostler]
    3: a man who has recently been married [syn: groom,
       bridegroom]
    v 1: educate for a future role or function; "He is grooming his
         son to become his successor"; "The prince was prepared to
         become King one day"; "They trained him to be a warrior"
         [syn: prepare, groom, train]
    2: give a neat appearance to; "groom the dogs"; "dress the
       horses" [syn: dress, groom, curry]
    3: care for one's external appearance; "He is always well-
       groomed" [syn: groom, neaten]

Moby Thesaurus II by Grady Ward, 1.0:

121 Moby Thesaurus words for "groom":
   adapt, apprentice, bed, bed down, blushing bride, break, break in,
   breaker, breed, breeder, bride, bridegroom, bridle, brief,
   bring up, broncobuster, brush, brush up, buckaroo, cattleman,
   clean up, clear the decks, clear up, coach, condition, cow keeper,
   cowman, cultivate, curry, currycomb, dairy farmer, dairyman,
   develop, discipline, drench, dress, drill, equerry, exercise,
   farrier, feed, fetch up, fettle, fit, fix up, fodder, form, foster,
   gentle, get ready, grazier, handle, harness, hitch, honeymooner,
   horseshoer, hostler, house-train, housebreak, improve,
   lick into shape, litter, make ready, manage, manicure, milk,
   neaten, newlywed, nurse, nurture, plighted bride, plume, police,
   police up, practice, preen, prepare, prime, primp, put in trim,
   put in tune, put to school, raise, rancher, ranchero, ranchman,
   ready, rear, refresh, rehearse, rub down, saddle, send to school,
   shape, sheepman, smarten up, spruce, spruce up, stableboy,
   stableman, stock raiser, stockbreeder, stockkeeper, stockman,
   straighten up, take in hand, tame, tamer, tend, tidy, tidy up,
   titivate, train, trainer, trig up, trim, trim up, tutor, war bride,
   water, yoke



U.S. Gazetteer Places (2000):

Groom, TX -- U.S. town in Texas
   Population (2000):    587
   Housing Units (2000): 290
   Land area (2000):     0.753837 sq. miles (1.952428 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.753837 sq. miles (1.952428 sq. km)
   FIPS code:            31292
   Located within:       Texas (TX), FIPS 48
   Location:             35.203112 N, 101.106710 W
   ZIP Codes (1990):     79039
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Groom, TX
    Groom