The Collaborative International Dictionary of English v.0.48:

Smell-feast \Smell"-feast`\, n.
   1. One who is apt to find and frequent good tables; a
      parasite; a sponger.
      [1913 Webster]

            The epicure and the smell-feast.      --South.
      [1913 Webster]

   2. A feast at which the guests are supposed to feed upon the
      odors only of the viands.
      [1913 Webster]