noun
- stones placed at the top of a wall or structure
Usage: construction; masonry
Examples
- The mason carefully positioned the topstones along the garden wall.
- Heavy rain had loosened several topstones from the old stone fence.
- The topstones provided a finished appearance to the retaining wall.
- Workers replaced the damaged topstones on the bridge parapet.
- The topstones were cut from local limestone to match the existing structure.
- Wind had blown debris onto the topstones of the boundary wall.