Source : Webster's Revised Unabridged Dictionary (1913)

Muleteer \Mu`le*teer"\, n. [F. muletier, fr. mulet a mule, dim.
   fr. L. mulus.]
   One who drives mules.

Source : WordNet®

muleteer
     n : a worker who drives mules [syn: {mule skinner}, {mule driver},
          {skinner}]