- The definition of beau refers to a man who a woman is dating or to a man who pays too much attention to how he looks.
- An example of a beau is the man who regularly takes a woman out to dinner and gives her flowers.
- An example of a beau is a man who spends hours in front of the mirror grooming himself.
A young woman and her beau.Licensed from iStockPhoto
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noun pl. beaus beaus or beaux
- The boyfriend of a woman or girl.
- A dandy; a fop.
Origin: French, from beau, bel, handsome, from Latin bellus; see deu-2 in Indo-European roots.