A "shrewd negotiator" refers to someone who is clever, sharp, and skillful in making deals or agreements. They are good at getting what they want and making advantageous decisions during negotiations. Full definition
One of the things you have to admire about art dealers if the number of shrewd negotiators among their ranks. (artmarketmonitor.com)
Gale said a compensation determination system that revolves around negotiation rewards shrewd negotiators at the expense of everyone else. (businessinsider.com)
I question his draft picks, but he has shown himself to be a pretty shrewd negotiator. (sbnation.com)