[1] : The Collaborative International Dictionary of English v.0.48

tomato \toma"to\, n.; pl. tomatoes. sp. or pg. tomate, of
   american indian origin; cf. mexican tomail. bot.
   the fruit of a plant of the nightshade family lycopersicum
   esculentun; also, the plant itself. the fruit, which is
   called also love apple, is usually of a rounded, flattened
   form, but often irregular in shape. it is of a bright red or
   yellow color, and is eaten either cooked or uncooked.
   1913 webster

   tomato gall zool., a large gall consisting of a mass of
      irregular swellings on the stems and leaves of grapevines.
      they are yellowish green, somewhat tinged with red, and
      produced by the larva of a small two-winged fly
      lasioptera vitis.

   tomato sphinx zool., the adult or imago of the tomato
      worm. it closely resembles the tobacco hawk moth. called
      also tomato hawk moth. see illust. of hawk moth.

   tomato worm zool., the larva of a large hawk moth
      manduca quinquemaculata, protoparce quinquemaculata,
      sphinx quinquemaculata, or macrosila quinquemaculata
      which feeds upon the leaves of the tomato and potato
      plants, often doing considerable damage. called also
      tomato hornworm and potato worm, and in the southern
      u. s. tobacco fly.
      1913 webster +pjc
see also:
tomatoes lycopersicum esculentun love apple tomato gall lasioptera vitis tomato sphinx 
tomato worm tomato hawk moth hawk moth tomato worm manduca quinquemaculata 
protoparce quinquemaculata sphinx quinquemaculata macrosila quinquemaculata tomato hornworm potato worm 
tobacco fly 

[2] : WordNet (r) 2.0

tomato
     n 1: mildly acid red or yellow pulpy fruit eaten as a vegetable
     2: native to south america; widely cultivated in many varieties
        syn: love apple, tomato plant, lycopersicon
        esculentum
     also: tomatoes pl
see also:
love apple tomato plant lycopersicon esculentum tomatoes 

[3] : Moby Thesaurus II by Grady Ward, 1.0

77 moby thesaurus words for "tomato":
   irish potato, jane, kraut, aubergine, babe, baby, bawd, beans,
   biddy, bird, bitch, broad, cabbage, call girl, chick, colleen,
   cutie, dame, damoiselle, damsel, demoiselle, doll, drab, eggplant,
   fille, filly, frail, gal, girl, girlie, greens, heifer, hen,
   hoyden, jeune fille, jill, junior miss, lass, lassie, legumes,
   little missy, love apple, mad apple, mademoiselle, maid, maiden,
   minx, miss, missy, nymphet, piece, pieplant, potato, potherbs,
   poule, produce, rhubarb, romp, schoolgirl, schoolmaid, schoolmiss,
   skirt, slip, spud, subdeb, subdebutante, subteen, subteener, tater,
   teenybopper, tomboy, vegetables, virgin, wench, white potato,
   young creature, young thing

[4] : U.S. Gazetteer (1990)

tomato, ar
  zip codes: 72381

Tomato >> T Words
Tomato, definition of term: Tomato
tomato_pag1.html