1. A flat roof.

2. A colonnaded promenade.

3. An open platform extending from a building, usually at ground level.

1. A horizontal or gently sloping embankment of earth along the contours of a slope to reduce erosion, control runoff, or conserve moisture.

2. A narrow coastal strip sloping gently toward the water.

3. A long, narrow, nearly level surface bounded by a steeper descending slope on one side and by a steeper ascending slope on the other side.

4. A benchlike structure bordering an undersea feature.