gnu
noun /nuː/,  /njuː/
  /nuː/,  /njuː/
(also wildebeest)
 (plural gnu, gnus)
- a large antelope with curved hornsWord Originlate 18th cent.: from Khoikhoi and San, perhaps imitative of the sound made by the animal when alarmed. Khoikhoi and San are southern African languages.