Source : Webster's Revised Unabridged Dictionary (1913)

Boatman \Boat"man\, n.; pl. {Boatmen}.
   1. A man who manages a boat; a rower of a boat.

            As late the boatman hies him home.    --Percival.

   2. (Zo["o]l.) A boat bug. See {Boat bug}.

Source : WordNet®

boatman
     n : someone who drives or rides in a boat [syn: {boater}, {waterman}]