Source : Webster's Revised Unabridged Dictionary (1913)

Oarsman \Oars"man\ ([=o]rz"man), n.; pl. {Oarsmen} (-men).
   One who uses, or is skilled in the use of, an oar; a rower.

         At the prow of the boat, rose one of the oarsmen.
                                                  --Longfellow.

Source : WordNet®

oarsman
     n : someone who rows a boat [syn: {rower}]