1. a person who buys and sells stocks, bonds, or other investments for clients
2. a person who arranges business deals between other parties

1. to arrange or negotiate a deal or agreement between parties

Examples

• The stock broker recommended investing in technology companies.
• She works as a real estate broker in downtown Chicago.
• The insurance broker found us a better policy at a lower rate.
• He hired a broker to help sell his business.
• The diplomat brokered a peace agreement between the two countries.
• The company brokered the merger between the two firms.
• Our broker charges a small commission on each trade.