The Collaborative International Dictionary of English v.0.48:

Clear \Clear\ (kl[=e]r), v. i.
   1. To become free from clouds or fog; to become fair; -- of
      the weather; -- often followed by up, off, or away.
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            So foul a sky clears not without a storm. --Shak.
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            Advise him to stay till the weather clears up.
                                                  --Swift.
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   2. To become free from turbidity; -- of solutions or
      suspensions of liquids; as, the salt has not completely
      dissolved until the suspension clears up; when
      refrigerated, the juice may become cloudy, but when warmed
      to room temperature, it clears up again.
      [PJC]

   3. To disengage one's self from incumbrances, distress, or
      entanglements; to become free. [Obs.]
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            He that clears at once will relapse; for finding
            himself out of straits, he will revert to his
            customs; but he that cleareth by degrees induceth a
            habit of frugality.                   --Bacon.
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   3. (Banking) To make exchanges of checks and bills, and
      settle balances, as is done in a clearing house.
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   4. To obtain a clearance; as, the steamer cleared for
      Liverpool to-day.
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   To clear out, to go or run away; to depart. [Colloq.]
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