A "power broker" is typically defined as a person or entity that holds significant influence over key decision-makers. Synonyms for this term include "influencer," "kingmaker," "swayer," "mover and shaker," "deal maker," "connector," and "arbiter." These individuals are known for their ability to navigate complex power dynamics and broker deals that benefit all parties involved. Whether it's in business, politics, or entertainment, a power broker can make or break careers and shape the direction of entire industries. Understanding the nuanced meaning behind these various synonyms is key to recognizing and utilizing the power of these influential figures.