someone who runs or owns an important company and has a lot of influence:
• An aptitude for leadership is essential for a successful captain of industry.
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captain of industry UK US noun [C] MANAGEMENT
► a person who has an important job in industry and who can influence decisions made by companies or a government: »
In a speech to captains of industry, she predicted economic growth of 3.5% next year.
Financial and business terms. 2012.