(South Africa) a
channel or gully formed by the
action of water; a
ravine or watercourse with steep sides.
n. an African
term for a steep-sided and narrow
ravine that has been formed over
time by flowing water, but which is normally dry except during the rainy season. The
word donga comes from the
Zulu term u(lu)donga, meaning
bank or steep side, such as that of a river.