brain drain brain doctor • brain edema · · · Info · Definitions · Characters · · brain drain · · Text Common · · Latin · · Scripts 11 · · Length 2 · · Syllables Definitions · · · (noun) depletion or loss of intellectual and technical personnel. Synonyms: brain drain. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072