Source : Webster's Revised Unabridged Dictionary (1913)

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

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

   2. To taste before another. ``Foretasted fruit.'' --Milton.

Source : WordNet®

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