JOCK'EY, n. [said to be from Jackey, a diminutive of Jack, John; primarily, a boy that rides horses.]

1. A man that rides horses in a race.

2. A dealer in horses; one who makes it his business to buy and sell horses for gain. Hence,

3. A cheat; one who deceives or takes undue advantage in trade.

JOCK'EY, v.t. To cheat; to trick; to deceive in trade.

1. To jostle by riding against one.