Noun
honest broker (plural honest brokers)
A person or party that is considered to be neutral and thus suitable to serve as a mediator.
We've always had a dual role in the region - friend of Israel, and honest broker. We've given up the honest broker role completely. Chris Matthews
Ron Reagan amazingly qualifies as an honest broker. I asked him if he was a mama's boy and he said no, more of a papa's boy. At the same time he was willing to say that his father had many shortcomings and needed to be held accountable. Eugene Jarecki