The Collaborative International Dictionary of English v.0.48:

Foretaste \Fore"taste`\, n.
   A taste beforehand; enjoyment in advance; anticipation.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Foretaste \Fore*taste"\, v. t.
   1. To taste before full possession; to have previous
      enjoyment or experience of; to anticipate.
      [1913 Webster]

   2. To taste before another. "Foretasted fruit." --Milton.
      [1913 Webster]

WordNet (r) 3.0 (2006):

foretaste
    n 1: an early limited awareness of something yet to occur

Moby Thesaurus II by Grady Ward, 1.0:

27 Moby Thesaurus words for "foretaste":
   antepast, anticipate, antipasto, aperitif, appetizer, canape,
   contemplate, envisage, envision, foreglimpse, forerun, foresee,
   forestall, get ahead of, go before, go off half-cocked,
   jump the gun, look ahead, look beyond, look forward to, predict,
   prelibation, see ahead, see beforehand, smorgasbord, whet,
   win the start