first mate first marquess cornwallis • first-mentioned · · · Info · Definitions · Synonyms · Characters · · first mate · · Text Common · · Latin · · Scripts 10 · · Length 2 · · Syllables Definitions · · · (noun) the officer below the master on a commercial ship. Synonyms: mate, first mate. · · Noun Definition 1 Synonyms · · · mate · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 m latin small letter m U+006D r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074