noun
- a wall or embankment built to prevent flooding by containing water from a river, lake, or ocean
Usage: often used in coastal cities and areas prone to flooding; may be permanent or temporary
Examples
- The city constructed a new floodwall along the riverbank to protect downtown from storm surge.
- During hurricane season, residents rely on the floodwall to keep their homes safe.
- Engineers reinforced the floodwall after the previous year's severe flooding.
- The floodwall stretches for several miles along the coast.
- Without the floodwall, the low-lying neighborhoods would be vulnerable to water damage.