Source : Webster's Revised Unabridged Dictionary (1913)

Plaster \Plas"ter\, v. t. [imp. & p. p. {Plastered}; p. pr. &
   vb. n. {Plastering}.] [Cf. OF. plastrer to plaster (in sense
   2), F. pl[^a]trer.]
   1. To cover with a plaster, as a wound or sore.

   2. To overlay or cover with plaster, as the ceilings and
      walls of a house.

   3. Fig.: To smooth over; to cover or conceal the defects of;
      to hide, as with a covering of plaster. --Bale.

Plastering \Plas"ter*ing\, n.
   1. Same as {Plaster}, n., 2.

   2. The act or process of overlaying with plaster.

   3. A covering of plaster; plasterwork.

Source : WordNet®

plastering
     n : the application of plaster [syn: {daubing}]