Source : Webster's Revised Unabridged Dictionary (1913)

Smuggler \Smug"gler\, n.
   1. One who smuggles.

   2. A vessel employed in smuggling.

Source : WordNet®

smuggler
     n : someone who imports or exports without paying duties [syn: {runner},
          {contrabandist}, {moon curser}, {moon-curser}]