The Collaborative International Dictionary of English v.0.48:

Hull \Hull\, v. t. [imp. & p. p. Hulled; p. pr. & vb. n.
   Hulling.]
   1. To strip off or separate the hull or hulls of; to free
      from integument; as, to hull corn.
      [1913 Webster]

   2. To pierce the hull of, as a ship, with a cannon ball.
      [1913 Webster]