The Collaborative International Dictionary of English v.0.48:

Gust \Gust\, n. [L. gustus; cf. It. & Sp. gusto. [root]46.]
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   1. The sense or pleasure of tasting; relish; gusto.
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            An ox will relish the tender flesh of kids with as
            much gust and appetite.               --Jer. Taylor.
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   2. Gratification of any kind, particularly that which is
      exquisitely relished; enjoyment.
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            Destroy all creatures for thy sport or gust. --Pope.
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   3. Intellectual taste; fancy.
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            A choice of it may be made according to the gust and
            manner of the ancients. --Dryden.
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The Collaborative International Dictionary of English v.0.48:

Gust \Gust\ (g[u^]st), n. [Icel. gustr a cool breeze. Cf.
   Gush.]
   1. A sudden squall; a violent blast of wind; a sudden and
      brief rushing or driving of the wind.
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            Snow, and hail, stormy gust and flaw. --Milton.
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   2. A sudden violent burst of passion. --Bacon.
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The Collaborative International Dictionary of English v.0.48:

Gust \Gust\, v. t. [Cf. L. gustare, It. gustare, Sp. gustar. See
   GUST a relish.]
   To taste; to have a relish for. [Obs.]
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WordNet (r) 3.0 (2006):

gust
    n 1: a strong current of air; "the tree was bent almost double
         by the gust" [syn: gust, blast, blow]