A surname.

A person or party that is considered to be neutral and thus suitable to serve as a mediator.

plural of power broker

A person or group having the ability to influence important decisions, especially in public policy, politics, and business.

Alternative spelling of power broker

(finance) A broker who deals in different kinds of money; one who buys and sells bills of exchange; money changer.

(computing) An intermediary program that translates a message from the formal messaging protocol of the sender to the formal messaging protocol of the receiver in a telecommunication network where programs communicate by exchanging formally-defined messages.

plural of power-broker

plural of tunnel broker

(computer networking) a service which provides a network tunnel