Source : Webster's Revised Unabridged Dictionary (1913)

Spile \Spile\, n. [Cf. LG. spile, dial. G. speil, speiler, D.
   spijl. [root]170.]
   1. A small plug or wooden pin, used to stop a vent, as in a
      cask.

Spile \Spile\, v. t.
   To supply with a spile or a spigot; to make a small vent in,
   as a cask.

Source : WordNet®

spile
     n 1: a column of wood or steel or concrete that is driven into
          the ground to provide support for a structure [syn: {pile},
           {piling}, {stilt}]
     2: a plug used to close a hole in a barrel or flask [syn: {bung}]