The Collaborative International Dictionary of English v.0.48:

Cocobolo \Co`co*bo"lo\, Cocobolas \Co`co*bo"las\, n. [Sp.
   cocobolo.] (Bot.)
   A very beautiful and hard wood, obtained in the West India
   Islands. It is used in cabinetmaking, for the handles of
   tools, and for various fancy articles.
   [1913 Webster]

WordNet (r) 3.0 (2006):

cocobolo
    n 1: a valuable timber tree of tropical South America [syn:
         cocobolo, Dalbergia retusa]