'Counterguard' definitions:

Definition of 'Counterguard'

From: GCIDE

Counterguard \Coun"ter*guard`\ (koun"t[~e]r*g[aum]rd`), n. (Fort.) A low outwork before a bastion or ravelin, consisting of two lines of rampart parallel to the faces of the bastion, and protecting them from a breaching fire. [1913 Webster] Counterirritant