rampart

A fortification consisting of an embankment, often with a parapet built on top.

A means of protection or defense; a bulwark. synonym: bulwark.

To fortify or surround with a rampart.

In fortification, an elevation or mound of earth round a place, capable of resisting cannon-shot, and having the parapet raised upon it; a protecting enceinte; also, this elevation together with the parapet.

Hence Something that serves as a bulwark or defense; an obstruction against approach or intrusion; a protecting inclosure.

Synonyms See fortification.

To fortify with ramparts; protect by or as if by a rampart; bolster; strengthen.

To surround or protect with, or as with, a rampart or ramparts.

a cannon or large gun for use on a rampart and not as a fieldpiece.

That which fortifies and defends from assault; that which secures safety; a defense or bulwark.