n. One whose business is the making or selling of caps.n. A tool for fitting percussion-caps to shells.n. A Scotch form of cupper, a cupbearer.To seize; lay hold of violently: specifically, to seize (a vessel) as a prize.n. A spider.n. A stool-pigeon in a gambling-house, or a person employed at auctions to raise bids deceptively.n. The workman who takes the filled molds away from a brick-machine.