bluebuck

== English == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Noun === bluebuck (plural bluebucks) An extinct mammal, †Hippotragus leucophaeus, the first large African mammal to become extinct in historical times (circa 1800). The nilgai. ==== Synonyms ==== (Hippotragus leucophaeus): blaubok, blauwbok, bloubok, blue antelope, bluebok