It means profession to which those who do theater or are dedicated to the spectacle in general are dedicated. Group of people who are dedicated to the shows and the performing arts. Atmosphere of the shows and the theater.
Name of an old formation of itinerant theatres; today it describes the people of the theatrical or television medium, more than anything from the point of view of frivolity or gossip. It comes from the Catalan "farandola" which is a popular dance.
show business is known as the famous and wealthy people according to the news we see every day, but is also known as show business that is known and loved in their work or school, one who has more friends at school or in their work is show business.