Source : Webster's Revised Unabridged Dictionary (1913)

Pug \Pug\, v. t. [imp. & p. p. {Pugged}; p. pr. & vb. n.
   {Pugging}.] [Cf. G. pucken to thump. beat.]
   1. To mix and stir when wet, as clay for bricks, pottery,
      etc.

   2. To fill or stop with clay by tamping; to fill in or spread
      with mortar, as a floor or partition, for the purpose of
      deadening sound. See {Pugging}, 2.

Source : WordNet®

pug
     n : small compact smooth-coated breed of Asiatic origin having a
         tightly curled tail and broad flat wrinkled muzzle [syn:
         {pug-dog}]
     [also: {pugging}, {pugged}]

pugged
     See {pug}