The Collaborative International Dictionary of English v.0.48:

Turcoman \Tur"co*man\, pr. n.; pl. Turcomans.
   1. A member of a tribe of Turanians inhabiting a region east
      of the Caspian Sea.
      [1913 Webster]

   2. A Turcoman carpet.
      [1913 Webster]

   Turcoman carpet or Turcoman rug, a kind of carpet or rug
      supposed to be made by the Turcomans.
      [1913 Webster]