- Fortification.
- a defensive wall or elevation, as of earth or stone, in a fortification.
- an elevation raised above the main wall or rampart of a permanent fortification.
- any low protective wall or barrier at the edge of a balcony, roof, bridge, or the like.
- a low wall or railing along the edge of a balcony, roof, etc
- a rampart, mound of sandbags, bank, etc, in front of a trench, giving protection from fire from the front
