Jock"ey (?), n.; pl. Jockeys (#). [Dim. of Jack, Scot. Jock; orig., a boy who rides horses. See 2d Jack.]

1. A professional rider of horses in races. Addison.

2. A dealer in horses; a horse trader. Macaulay.

3. A cheat; one given to sharp practice in trade.

Jock"ey, v. t. [imp. & p. p. Jockeyed (?); p. pr. & vb. n. Jockeying.] 1. " To jostle by riding against one." Johnson.

2. To play the jockey toward; to cheat; to trick; to impose upon in trade; as, to jockey a customer.

Jock"ey, v. i. To play or act the jockey; to cheat.

• One who rides racehorses competitively
  
• An operator of some machinery or apparatus
  
• to ride (a horse) in a race
  
• to maneuver (something) by skill for one's advantage
  
• to cheat or trick