The Collaborative International Dictionary of English v.0.48:

Texas \Tex"as\, n.
   A structure on the hurricane deck of a steamer, containing
   the pilot house, officers' cabins, etc. [Western U. S.]
   --Knight.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Texas
    n 1: the second largest state; located in southwestern United
         States on the Gulf of Mexico [syn: Texas, Lone-Star
         State, TX]