Source : Webster's Revised Unabridged Dictionary (1913)

Manikin \Man"i*kin\, n. [OD. manneken, dim. of man man. See
   {Man}, and {-kin}.]
   1. A little man; a dwarf; a pygmy; a manakin.

   2. A model of the human body, made of papier-mache or other
      material, commonly in detachable pieces, for exhibiting
      the different parts and organs, their relative position,
      etc.

Source : WordNet®

manikin
     n 1: a person who is very small but who is not otherwise deformed
          or abnormal [syn: {mannikin}, {homunculus}]
     2: a woman who wears clothes to display fashions; "she was too
        fat to be a mannequin" [syn: {mannequin}, {mannikin}, {manakin},
         {fashion model}, {model}]
     3: a life-size dummy used to display clothes [syn: {mannequin},
         {mannikin}, {manakin}, {form}]