What is the meaning of Jitney?

A small bus or minibus which typically operates service on a fixed route, sometimes scheduled.

An unlicensed taxi cab.

A shared-ride taxi.

A small coin, a nickel.

Very inexpensive.

An informal lawn bowling, curling, or darts competition in which all players present are randomly drawn into teams.

(Can we clean up this sense?) A fraudulent arrangement whereby a broker who has direct access to an exchange executes trades on behalf of a broker who does not.

Source: wiktionary.org