Kleene"boc` (klēn"b&obreve;k`), n. [D. kleen little, small + bok buck.] (Zoöl.) An antelope (Cerphalopus pygmæus), found in South Africa. It is of very small size, being but one foot high at the shoulder. It is remarkable for its activity, and for its mild and timid disposition. Called also guevi, and pygmy antelope.