jockey (
http://definr.com/jockey)
n 1: someone employed to ride horses in horse races
2: an operator of some vehicle or machine or apparatus; "he's a
truck jockey"; "a computer jockey"; "a disc jockey"
v 1: defeat someone in an expectation through trickery or deceit
[syn:
cheat,
chouse,
shaft,
screw,
chicane]
2: compete (for an advantage or a position)
3: ride a race-horse as a professional jockey