The Collaborative International Dictionary of English v.0.48:

Gurge \Gurge\ (g[^u]rj), n. [L. gurges.]
   A whirlpool. [Obs.]
   [1913 Webster]

         The plain, wherein a black bituminous gurge
         Boils out from under ground.             --Milton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Gurge \Gurge\, v. t. [See Gorge.]
   To swallow up. [Obs.]
   [1913 Webster]