tycoon
n. countablen. a person who is very successful and powerful in business. You usually use this for someone who owns a huge company and has a lot of money.
n. a person of great wealth, influence, or power in a particular industry. Often used in journalistic contexts to describe individuals with dominant market control.
The media tycoon owns several newspapers and television stations.
After building a global shipping empire from scratch, he became the country's most famous business tycoon.
The biography explores how the young entrepreneur transformed into a ruthless steel tycoon, eventually dictating the economic policies of the entire region through his industrial monopolies.
Borrowed from Japanese 大君(たいくん) (taikun, “great lord, prince”), a title for the shōgun. Related to taipan, from Cantonese 大班 (daai⁶ baan¹). The game sense was derived from the use of tycoon in titles of games in which one plays a tycoon (e.g., RollerCoaster Tycoon).
Often preceded by a specific industry name, such as 'property tycoon', 'media tycoon', or 'oil tycoon'.