The Collaborative International Dictionary of English v.0.48:

Frost \Frost\ (fr[o^]st; 115), n. [OE. frost, forst, AS. forst,
   frost. fr. fre['o]san to freeze; akin to D. varst, G., OHG.,
   Icel., Dan., & Sw. frost. [root]18. See Freeze, v. i.]
   1. The act of freezing; -- applied chiefly to the congelation
      of water; congelation of fluids.
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   2. The state or temperature of the air which occasions
      congelation, or the freezing of water; severe cold or
      freezing weather.
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            The third bay comes a frost, a killing frost.
                                                  --Shak.
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   3. Frozen dew; -- called also hoarfrost or white frost.
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            He scattereth the hoarfrost like ashes. --Ps.
                                                  cxlvii. 16.
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   4. Coldness or insensibility; severity or rigidity of
      character. [R.]
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            It was of those moments of intense feeling when the
            frost of the Scottish people melts like a snow
            wreath.                               --Sir W.
                                                  Scott.
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   Black frost, cold so intense as to freeze vegetation and
      cause it to turn black, without the formation of
      hoarfrost.

   Frost bearer (Physics), a philosophical instrument
      illustrating the freezing of water in a vacuum; a
      cryophorus.

   Frost grape (Bot.), an American grape, with very small,
      acid berries.

   Frost lamp, a lamp placed below the oil tube of an Argand
      lamp to keep the oil limpid on cold nights; -- used
      especially in lighthouses. --Knight.

   Frost nail, a nail with a sharp head driven into a horse's
      shoe to keep him from slipping.

   Frost smoke, an appearance resembling smoke, caused by
      congelation of vapor in the atmosphere in time of severe
      cold.
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            The brig and the ice round her are covered by a
            strange black
            obscurity: it is the frost smoke of arctic winters.
                                                  --Kane.

   Frost valve, a valve to drain the portion of a pipe,
      hydrant, pump, etc., where water would be liable to
      freeze.

   Jack Frost, a popular personification of frost.
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The Collaborative International Dictionary of English v.0.48:

Grapevine \Grape"vine`\, n. (Bot.)
   A vine or climbing shrub, of the genus Vitis, having small
   green flowers and lobed leaves, and bearing the fruit called
   grapes.
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   Note: The common grapevine of the Old World is Vitis
         vinifera, and is a native of Central Asia. Another
         variety is that yielding small seedless grapes commonly
         called Zante currants. The northern Fox grape of
         the United States is the V. Labrusca, from which, by
         cultivation, has come the Isabella variety. The
         southern Fox grape, or Muscadine, is the V.
         vulpina. The Frost grape is V. cordifolia, which
         has very fragrant flowers, and ripens after the early
         frosts.
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