
• A large, heavy antelope (Kobus ellipsiprymnus) native of Central Africa. It frequents the banks of rivers and is a good swimmer. It has a white ring around the rump. Called also photomok, water antelope, and waterbok.
Found on
http://thinkexist.com/dictionary/meaning/water_buck/

<zoology> A large, heavy antelope (Kobus ellipsiprymnus) native of Central Africa. It frequents the banks of rivers and is a good swimmer. It has a white ring around the rump. Called also photomok, water antelope, and waterbok. ... The name is also applied to other related species, as the leche (Kobus leche), which has similar habits. ... Sou...
Found on
http://www.encyclo.co.uk/local/20973
Wa'ter buck` (Zoology) A large, heavy antelope (
Kobus ellipsiprymnus ) native of Central Africa. It frequents the banks of rivers and is a good swimmer. It has a white ring around the rump. Called also
photomok ,
water antelope , and
waterbok . » The name is also applied to other relat...
Found on
http://www.encyclo.co.uk/webster/W/11

The water-buck is a large antelope about the size of a donkey, found usually in swampy places in east and south Africa. It is mainly brown in colour and has long, strongly ribbed horns in the male only.
Found on
http://www.probertencyclopaedia.com/browse/BW.HTM
No exact match found.