[le.ver.age] n (1830) 1: the action of a lever or the mechanical advantage gained by it
2: power, effectiveness "trying to gain more political ~"
3: the use of credit to enhance one's speculative capacity
[2]leverage vt -aged ; -ag.ing (1937): to provide (as a corporation) or supplement (as money) with leverage; also: to enhance as if by supplying with financial leverage