A male lover or sweetheart. See examples of beau used in a sentence. A boyfriend 2.

Learn more. A beau is an old-fashioned term for boyfriend. when your great-grandmother was young, she probably had a beau. A beau is a term used to refer to a person's boyfriend or male admirer. It can also refer to a fashionable, dashing young man or can be used to denote a male escort for a woman or girl at a social event. The meaning of beau is dandy. How to use beau in a sentence. A boyfriend 2.

The meaning of beau is dandy. How to use beau in a sentence. A boyfriend 2. A boyfriend. Learn more.