Synonyms for beau Found 11 synonyms across 2 meanings for “beau”. a man who is the lover of a man or woman (noun) boyfriendfellowswain a man who is much concerned with his dress and appearance (noun) dandydudefopgallantsheikswellclotheshorse Explore Related Words Rhymes with beauSynonyms for boyfriendSynonyms for fellowSynonyms for swainSynonyms for dandySynonyms for dude Synonym Finder | Rhyme Finder | Poetry Editor