Improper \Im*prop"er\, v. t.
   To appropriate; to limit. [Obs.]
   
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         He would in like manner improper and inclose the
         sunbeams to comfort the rich and not the poor. --Jewel.
   
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Improper \Im*prop"er\, a. [F. impropre, L. improprius; pref. im-
   not + proprius proper. See {Proper}.]
   1. Not proper; not suitable; not fitted to the circumstances,
      design, or end; unfit; not becoming; incongruous;
      inappropriate; indecent; as, an improper medicine;
      improper thought, behavior, language, dress.
      
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            Follow'd his enemy king, and did him service,
            Improper for a slave.                 --Shak.
      
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            And to their proper operation still,
            Ascribe all Good; to their improper, Ill. --Pope.
      
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   2. Not peculiar or appropriate to individuals; general;
      common. [Obs.]
      
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            Not to be adorned with any art but such improper
            ones as nature is said to bestow, as singing and
            poetry.                               --J. Fletcher.
      
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   3. Not according to facts; inaccurate; erroneous.
      
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   {Improper diphthong}. See under {Diphthong}.

   {Improper feud}, an original feud, not earned by military
      service. --Mozley & W.

   {Improper fraction}. See under {Fraction}.
      
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