The Collaborative International Dictionary of English v.0.48:

Shuck \Shuck\, v. t. [imp. & p. p. Shucked; p. pr. & vb. n.
   Shucking.]
   1. To deprive of the shucks or husks; as, to shuck walnuts,
      Indian corn, oysters, etc.
      [1913 Webster]

   2. To remove or take off (shucks); hence, to discard; to lay
      aside; -- usually with off. [Colloq.]

            "Shucking" his coronet, after he had imbibed several
            draughts of fire water.               --F. A. Ober.

            He had only been in Africa long enough to shuck off
            the notions he had acquired about the engineering of
            a west coast colony.                  --Pall Mall
                                                  Mag.
      [Webster 1913 Suppl.]