The Collaborative International Dictionary of English v.0.48:

Gorge \Gorge\, n. [F. gorge, LL. gorgia, throat, narrow pass,
   and gorga abyss, whirlpool, prob. fr. L. gurgea whirlpool,
   gulf, abyss; cf. Skr. gargara whirlpool, g[.r] to devour. Cf.
   Gorget.]
   1. The throat; the gullet; the canal by which food passes to
      the stomach.
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            Wherewith he gripped her gorge with so great pain.
                                                  --Spenser.
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            Now, how abhorred! . . . my gorge rises at it.
                                                  --Shak.
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   2. A narrow passage or entrance; as:
      (a) A defile between mountains.
      (b) The entrance into a bastion or other outwork of a
          fort; -- usually synonymous with rear. See Illust. of
          Bastion.
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   3. That which is gorged or swallowed, especially by a hawk or
      other fowl.
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            And all the way, most like a brutish beast,
            e spewed up his gorge, that all did him detest.
                                                  --Spenser.
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   4. A filling or choking of a passage or channel by an
      obstruction; as, an ice gorge in a river.
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   5. (Arch.) A concave molding; a cavetto. --Gwilt.
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   6. (Naut.) The groove of a pulley.
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   7. (Angling) A primitive device used instead of a fishhook,
      consisting of an object easy to be swallowed but difficult
      to be ejected or loosened, as a piece of bone or stone
      pointed at each end and attached in the middle to a line.
      [Webster 1913 Suppl.]

   Gorge circle (Gearing), the outline of the smallest cross
      section of a hyperboloid of revolution.

   Circle of the gorge (Math.), a minimum circle on a surface
      of revolution, cut out by a plane perpendicular to the
      axis.

   Gorge fishing, trolling with a dead bait on a double hook
      which the fish is given time to swallow, or gorge.

   Gorge hook, two fishhooks, separated by a piece of lead.
      --Knight.
      [1913 Webster + Webster 1913 Suppl.]