The full form of B-School is Business School.

It’s used on Academic & Science ,Universities & Institutions in Worldwide

A business school is a university-level institution that confers degrees in business administration or management. A business school may also be referred to as school of management, management school, school of business administration, or colloquially b-school or biz school. A business school teaches topics such as accounting, administration, business analytics, strategy, economics, entrepreneurship, finance, human resource management, management science, management information systems, international business, logistics, marketing, organizational psychology, organizational behavior, public relations, research methods and real estate among others.