The Collaborative International Dictionary of English v.0.48:

Grudgeons \Grud"geons\, Gurgeons \Gur"geons\, n. pl. [Prob. from
   P. grugir to craunch; cf. D. gruizen to crush, grind, and E.
   grout.]
   Coarse meal. [Obs.]
   [1913 Webster]