2 (U.S. history) the war fought from 1861 to 1865 between the North and the South, sparked off by Lincoln's election as president but with deep-rooted political and economic causes, exacerbated by the slavery issue.
A barrage is a term used to describe extensive artillery fire against enemy positions. Barrages were classified as light, moderate or heavy. A light barrage amounted to six or seven shells every ten minutes. A moderate barrage was thirty shells a minute and a heavy one, fifty to sixty shells a minute.
Let's make a Tank. 'Tanking' is a general building term for coating or lining walls underground to seal them against water, hence the idea of forming a complete 'tank'. To really qualify as Tanking all the below ground walls and floors have to be coated or lined.