throw-weight
n.— «Reducing the overall deterrent punch—known as “throw-weight” in nuclear parlance—by adapting a few of the new generation of Astute nuclear hunter-killer attack boats under construction at Barrow-in-Furness to carry perhaps four long-range strategic missiles instead of 14.» —“Britain’s four options on Trident” by Ian Bruce The Herald (Glasgow, Scotland) Nov. 24, 2006. (source: Double-Tongued Dictionary)