Definition of "rampart" in English

noun

1. A defensive mound of earth or a wall with a broad top and usually a stone parapet; a wall-like ridge of earth, stones or debris; an embankment for defensive purpose.

2. A defensive structure; a protective barrier; a bulwark.

3. That which defends against intrusion from outside; a protection.

4. (usually in the plural) A steep bank of a river or gorge.

verb

1. To defend with a rampart; fortify or surround with a rampart.