jobber

n. 1. One who works by the job. [ 1913 Webster ]

2. A dealer in the public stocks or funds; a stockjobber. [ Eng. ] [ 1913 Webster ]

3. One who buys goods from importers, wholesalers, or manufacturers, and sells to retailers. [ 1913 Webster ]

4. One who turns official or public business to private advantage; hence, one who performs low or mercenary work in office, politics, or intrigue. [ 1913 Webster ]

n. [ OE. jobbernoule, fr. jobarde a stupid fellow; cf. E. noll. ] A blockhead. [ Colloq. & Obs. ] H. Taylor. [ 1913 Webster ]