Source : Webster's Revised Unabridged Dictionary (1913)

   {Chuck farthing}, a play in which a farthing is pitched into
      a hole; pitch farthing.

   {Chuck hole}, a deep hole in a wagon rut.

   {Elliptic chuck}, a chuck having a slider and an eccentric
      circle, which, as the work turns round, give it a sliding
      motion across the center which generates an ellipse.
      --Knight.