The Collaborative International Dictionary of English v.0.48:

Scanty \Scant"y\, a. [Compar. Scantier; superl. Scantiest.]
   [From Scant, a.]
   1. Lacking amplitude or extent; narrow; small; not abundant.
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            His dominions were very narrow and scanty. --Locke.
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            Now scantier limits the proud arch confine. --Pope.
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   2. Somewhat less than is needed; insufficient; scant; as, a
      scanty supply of words; a scanty supply of bread.
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   3. Sparing; niggardly; parsimonious.
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            In illustrating a point of difficulty, be not too
            scanty of words.                      --I. Watts.
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   Syn: Scant; narrow; small; poor; deficient; meager; scarce;
        chary; sparing; parsimonious; penurious; niggardly;
        grudging.
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WordNet (r) 3.0 (2006):

scanty
    adj 1: lacking in amplitude or quantity; "a bare livelihood"; "a
           scanty harvest"; "a spare diet" [syn: bare(a),
           scanty, spare]
    n 1: short underpants for women or children (usually used in the
         plural) [syn: pantie, panty, scanty, step-in]