duiker UK /ˈdaɪkə/US /ˈdaɪkɚ/ noun1 •Any of several species of small southern African antelopes of the Cephalophinae subfamily.Next day she rose early, and went out with the gun and killed a duiker on the edge of the Big Tobacco Land (where her father had grown tobacco during his season's phase of believing in it). — 1952 formsduikers