Source : Webster's Revised Unabridged Dictionary (1913)

Spigot \Spig"ot\, n. [From spick,or spike; cf. Ir. & Gael.
   spiocaid a spigot, Ir. spice a spike. See {Spike}.]
   A pin or peg used to stop the vent in a cask; also, the plug
   of a faucet or cock.

   {Spigot and faucet joint}, a joint for uniting pipes, formed
      by the insertion of the end of one pipe, or pipe fitting,
      into a socket at the end of another.

Source : WordNet®

spigot
     n 1: a faucet for drawing water from a pipe or cask [syn: {water
          faucet}, {water tap}, {tap}, {hydrant}]
     2: a plug for a bunghole in a cask [syn: {tap}]