EPAUL'MENT, noun In fortification, a side-work or work to cover sidewise, made of gabions, fascines or bags of earth. It sometimes denotes a semi-bastion and a square orillon, or mass of earth faced and lined with a wall, designed to cover the cannon of the casemate.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI