The Collaborative International Dictionary of English v.0.48:

Pounce \Pounce\, v. t. [imp. & p. p. Pounded; p. pr. & vb. n.
   Pouncing.]
   To sprinkle or rub with pounce; as, to pounce paper, or a
   pattern.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Pound \Pound\ (pound), v. t. [imp. & p. p. Pounded; p. pr. &
   vb. n. Pounding.] [OE. pounen, AS. punian to bruise. Cf.
   Pun a play on words.]
   1. To strike repeatedly with some heavy instrument; to beat.
      [1913 Webster]

            With cruel blows she pounds her blubbered cheeks.
                                                  --Dryden.
      [1913 Webster]

   2. To comminute and pulverize by beating; to bruise or break
      into fine particles with a pestle or other heavy
      instrument; as, to pound spice or salt.
      [1913 Webster]