Definition of "baron" in English

noun

1. The male ruler of a barony.

2. A male member of the lowest rank of English nobility (the equivalent rank in Scotland is lord).

3. (by extension) A person of great power in society, especially in business and politics.

4. (UK, prison slang) A prisoner who gains power and influence by lending or selling goods such as tobacco.

5. A baron of beef, a cut made up of a double sirloin.

6. Any of various nymphalid butterflies of the genus Euthalia.

7. (law, obsolete) A husband.

   • baron and femme