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

wetback \wet"back\ n.
   1. a mexican who enters the united states illegally, by
      wading across the rio grande; -- disparaging and
      offensive.
      pjc

   2. hence: an offensive term for a person of mexican descent,
      usually intended and considered as an ethnic slur.
      wordnet sense 1

   syn: greaser, taco.
        wordnet 1.5

[2] : WordNet (r) 2.0

wetback
     n : offensive terms for a person of mexican descent syn: greaser,
          taco
see also:
greaser taco 

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

34 moby thesaurus words for "wetback":
   aussie, boche, canuck, chink, dp, guinea, hunk, hunkie, jerry,
   kraut, krauthead, mick, mickey, paddy, dago, displaced person,
   emigrant, emigre, evacue, evacuee, exile, expatriate, frog,
   greaseball, greaser, immigrant, in-migrant, limey, migrant,
   migrator, migratory worker, out-migrant, stateless person,
   trekker

Wetback >> W Words
Wetback, definition of term: Wetback
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