1. a person who works in business, especially at a high level:
e.g. She had a distinguished career as a businesswoman.
2. a person who is skillful in business and financial matters:
e.g. I should have got a better price for the car, but I’m not a very good businessman.
a man or woman whose job is to sell goods, for example, in a shop/store:
e.g. a car salesman, an insurance salesman