The Collaborative International Dictionary of English v.0.48:

Misgive \Mis*give"\, v. t. [imp. Misgave; p. p. Misgiven; p.
   pr. & vb. n. Misgiving.]
   [1913 Webster]
   1. To give or grant amiss. [Obs.] --Laud.
      [1913 Webster]

   2. Specifically: To give doubt and apprehension to, instead
      of confidence and courage; to impart fear to; to make
      irresolute; -- usually said of the mind or heart, and
      followed by the objective personal pronoun.
      [1913 Webster]

            So doth my heart misgive me in these conflicts
            What may befall him, to his harm and ours. --Shak.
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            Such whose consciences misgave them, how ill they
            had deserved.                         --Milton.
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   3. To suspect; to dread. [Obs.] --Shak.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

misgiving \mis*giv"ing\, n.
   Evil premonition; doubt; distrust; a feeling of apprehension;
   -- used commonly in the plural. "Suspicious and misgivings."
   --South.
   [1913 Webster]

WordNet (r) 3.0 (2006):

misgiving
    n 1: uneasiness about the fitness of an action [syn: scruple,
         qualm, misgiving]
    2: painful expectation [syn: apprehension, misgiving]
    3: doubt about someone's honesty [syn: misgiving, mistrust,
       distrust, suspicion]