ORDNANCE Meaning of ORDNANCE in English [ 'ɔ:dnəns ]■ noun1》 mounted guns; cannon. ↘ US munitions. 2》 a government department dealing especially with military stores and materials.OriginME: var. of ordinance . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004