jim·my I. \ˈjimē, -mi\ variant of jemmy II. noun (-es) Etymology: from Jimmy, nickname for James 1.: a short crowbar < the window was pried open with a jimmy > 2.: a railroad car for coal 3.: spot 7 III. transitive verb (-ed/-ing/-es) : to pry or force open (something fastened) especially with a jimmy < did he jimmy a window or door — T.G.Cooke >