Source : Webster's Revised Unabridged Dictionary (1913)

Finishing \Fin"ish*ing\, a.
   Tending to complete or to render fit for the market or for
   use.

   {Finishing coat}.
   (a) (Plastering) the final coat of plastering applied to
       walls and ceilings, usually white and rubbed smooth.
   (b) (Painting) The final coat of paint, usually differently
       mixed applied from the others.

   {Finishing press}, a machine for pressing fabrics.

   {Finishing rolls} (Iron Working), the rolls of a train which
      receive the bar from roughing rolls, and reduce it to its
      finished shape. --Raymond.

Source : WordNet®

finishing coat
     n 1: the final coat of paint [syn: {finish coat}]
     2: the final coating of plaster applied to walls and ceilings;
        "we can't paint until they put on the finishing coat"
        [syn: {finish coat}]