Hartbeest \Hart"beest`\, Hartebeest \Har"te*beest`\(-b[=e]st`), n. [D. hertebeest. See {Hart}, and {Beast}.] 1. (Zool.) A large South African antelope ({Alcelaphus caama}), formerly much more abundant than it is now. The face and legs are marked with black, the rump with white. [Written also {hartebeest}, and {hartebest}.] [1913 Webster] 2. Any anteleope of the genus {Alcelaphus} and certain species of {Darnaliscus}. [PJC]