noun

1. A narrow area behind a defensive wall's parapet elevated above its terreplein and used by defenders to shoot at attackers.

2. A bench built into a wall, especially one built into a wall of a defensive trench, used for sitting and for shooting at attackers.

3. An upholstered bench, e.g., along a wall of a restaurant or lounge area.

4. A bench or similar seat on top of a diligence or other public vehicle.

5. A sidewalk.