Source : Webster's Revised Unabridged Dictionary (1913)

      (b) To strike cloth with teasels to raise a nap.
          --Halliwell.
      (c) To rub or dress with grease, as leather in the process
          of cyrrying it. --Tomlinson.
      (d) To prepare for fighting, as a gamecock, by trimming
          the hackles and cutting off the comb and wattles.

   {To dub a fly}, to dress a fishing fly. [Prov. Eng.]
      --Halliwell.

   {To dub out} (Plastering), to fill out, as an uneven surface,
      to a plane, or to carry out a series of small projections.