/duy"keuhr/ , n. , pl. duikers , ( esp. collectively ) duiker .
any of several small African antelopes of the Cephalophus, Sylvicapra, and related genera, the males and often the females having short, spikelike horns: some are endangered.
[ 1770-80; duiker diver, equiv. to duiken to dive (see DUCK 2 ) + -er -ER 1 ]