A kind of work in advance of fortification, akin to a crown-work, but consisting of only one curtain and two half-bastions.
Related term(s): Fortification; Crown-work; Curtain; Bastion; Bastion, Demi; Bastions, Solid
Category: Castles and Fortifications
Source information: Wilhelm, Thomas. A Military Dictionary and Gazetteer. Philadelphia: L.R. Hamersly & Co., 1881. 227.