Source : Webster's Revised Unabridged Dictionary (1913)

Uncover \Un*cov"er\, v. t. [imp. & p. p. {Uncovered}; p. pr. &
   vb. n. {Uncovering}.] [1st pref. un- + cover.]
   1. To take the cover from; to divest of covering; as, to
      uncover a box, bed, house, or the like; to uncover one's
      body.

   2. To show openly; to disclose; to reveal. ``To uncover his
      perjury to the oath of his coronation.'' --Milton.

   3. To divest of the hat or cap; to bare the head of; as, to
      uncover one's head; to uncover one's self.

Uncover \Un*cov"er\, v. i.
   1. To take off the hat or cap; to bare the head in token of
      respect.

            We are forced to uncover after them.  --Addison.

   2. To remove the covers from dishes, or the like.

            Uncover, dogs, and lap.               --Shak.

Source : WordNet®

uncover
     v 1: make visible; "Summer brings out bright clothes"; "He brings
          out the best in her"; "The newspaper uncovered the
          President's illegal dealings" [syn: {bring out}, {unveil},
           {reveal}]
     2: remove all or part of one's clothes to show one's body;
        "uncover your belly"; "The man exposed himself in the
        subway" [syn: {expose}] [ant: {cover}]