Fixed armoured rampart around a warship's heavy guns, inside of which guns were trained, and over which they were fired.
Udonga lokukhusela iinqanawa ezinqatyisiweyo lulungiswe ukujikeleza imipu enzima yenqanawa yokulwa, ngaphakathi apho imipu yaqeqeshwa yaye ngaphezulu koko kwadutyulwa.