The Collaborative International Dictionary of English v.0.48:

Matabele \Mat`a*be"le\, or Matabeles \Mat`a*be"les\, prop. n.
   pl., sing. Matabele. [Written also Matabili.] (Ethnol.)
   A warlike South African Kaffir tribe.
   [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

Matabele
    n 1: a Bantu language sometimes considered a dialect of Zulu
         [syn: Ndebele, Matabele]