ram·part / ˈramˌpärt/ • n. (usu. ramparts) a defensive wall of a castle or walled city, having a broad top with a walkway and typically a stone parapet. ∎ a defensive or protective barrier.• v. [tr.] (usu. be ramparted) rare fortify or surround with or as if with a rampart.
1. Thick wall in fortifications for defence, with a walkway or platform on top for the defenders, and a battlemented parapet.
2. Defensive mound of earth, with an inclined slope on the outside, its top flat and wide enough for guns and troop-movements, protected by a parapet.