Source : Webster's Revised Unabridged Dictionary (1913)

Babiroussa \Bab`i*rous"sa\, Babirussa \Bab`i*rus"sa\, n. [F.
   babiroussa, fr. Malay b[=a]b[=i] hog + r[=u]sa deer.]
   (Zo["o]l.)
   A large hoglike quadruped ({Sus, or Porcus, babirussa}) of
   the East Indies, sometimes domesticated; the Indian hog. Its
   upper canine teeth or tusks are large and recurved.