n. 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.n. Hence Something that serves as a bulwark or defense; an obstruction against approach or intrusion; a protecting inclosure.n. Synonyms See fortification.To fortify with ramparts; protect by or as if by a rampart; bolster; strengthen.