1. a man of high rank in the British nobility, ranking below a viscount
2. a powerful or influential person in a particular industry or field

Examples

• The baron inherited a large estate from his father.
• Baron Smith was invited to the royal ceremony.
• He became a media baron after acquiring several television networks.
• The oil baron controlled much of the industry in Texas.
• She married a baron and moved to his castle in Scotland.
• The steel baron built factories across the Midwest.
• As a baron of the realm, he had certain privileges and responsibilities.