The Collaborative International Dictionary of English v.0.48:

Flesher \Flesh"er\, n.
   1. A butcher.
      [1913 Webster]

            A flesher on a block had laid his whittle down.
                                                  --Macaulay.
      [1913 Webster]

   2. A two-handled, convex, blunt-edged knife, for scraping
      hides; a fleshing knife.
      [1913 Webster]