The Collaborative International Dictionary of English v.0.48:

Ruffed \Ruffed\, a.
   Furnished with a ruff.
   [1913 Webster]

   Ruffed grouse (Zool.), a North American grouse (Bonasa
      umbellus) common in the wooded districts of the Northern
      United States. The male has a ruff of brown or black
      feathers on each side of the neck, and is noted for the
      loud drumming sound he makes during the breeding season.
      Called also tippet grouse, partridge, birch
      partridge, pheasant, drummer, and white-flesher.

   ruffed lemur (Zool.), a species of lemur (lemur varius)
      having a conspicuous ruff on the sides of the head. Its
      color is varied with black and white. Called also ruffed
      maucaco.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Tippet \Tip"pet\, n. [OE. tipet, tepet, AS. t[ae]ppet, probably
   fr. L. tapete tapestry, hangings. Cf. Tape, Tapestry,
   Tapet.]
   1. A cape, or scarflike garment for covering the neck, or the
      neck and shoulders, -- usually made of fur, cloth, or
      other warm material. --Chaucer. Bacon.
      [1913 Webster]

   2. A length of twisted hair or gut in a fish line. [Scot.]
      [1913 Webster]

   3. A handful of straw bound together at one end, and used for
      thatching. [Scot.] --Jamieson.
      [1913 Webster]

   Tippet grebe (Zool.), the great crested grebe, or one of
      several similar species.

   Tippet grouse (Zool.), the ruffed grouse.

   To turn tippet, to change. [Obs.] --B. Jonson.
      [1913 Webster]