What is the meaning of Gnu?

A large antelope of the genus Connochaetes, native to Africa, having curved horns.

gnu, wildebeest

gnu, wildebeest (antelope of the genus Connochaetes)

black wildebeest, white-tailed gnu, Connochaetes gnou (large antelope native to south Africa)

blue wildebeest, brindled gnu, Connochaetes taurinus (large antelope native to eastern Africa)

gnu

wildebeest, kokoon

a gnu or wildebeest (large antelope)

a gnu or wildebeest (large antelope)

to rub hard

to compress, crush

to work hard and evenly

to nag

gnu, wildebeest (any antelope of the genus Connochaetes)

gnu

gnu, wildebeest

Source: wiktionary.org