The Collaborative International Dictionary of English v.0.48:

Upcast \Up*cast"\, v. t.
   1. To cast or throw up; to turn upward. [Obs.] --Chaucer.
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   2. To taunt; to reproach; to upbraid. [Scot.]
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The Collaborative International Dictionary of English v.0.48:

Upcast \Up"cast`\, a.
   Cast up; thrown upward; as, with upcast eyes. --Addison.
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The Collaborative International Dictionary of English v.0.48:

Upcast \Up"cast`\, n.
   1. (Bowling) A cast; a throw. --Shak.
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   2. (Mining.) The ventilating shaft of a mine out of which the
      air passes after having circulated through the mine; --
      distinguished from the downcast. Called also upcast pit,
      and upcast shaft.
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   3. An upset, as from a carriage. [Scot.]
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   4. A taunt; a reproach. [Scot.] --Sir W. Scott.
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WordNet (r) 3.0 (2006):

upcast
    n 1: air passage consisting of a ventilation shaft through which
         air leaves a mine

Moby Thesaurus II by Grady Ward, 1.0:

19 Moby Thesaurus words for "upcast":
   elevated, erect, exalted, high, lifted, lofty, on stilts, raised,
   rampant, retrousse, stilted, sublime, turned-up, upflung, uplifted,
   upraised, upreared, upright, upthrown