brah in English dictionary brah Meanings and definitions of "brah" Alternative spelling of bra. (brother, friend). noun Alternative spelling of [i]bra[/i] (brother, friend). more Synonyms of "brah" in English dictionary bra, bruh are the top synonyms of "brah" in the English thesaurus. bra · bruh more Grammar and declension of brah brah ( plural brahs) brah (plural brahs) more Sample sentences with "brah" Declension Stem Try again Available translations Cornish German Polish Authors