nautical signal flag nautical mile • nautics · · · Info · Definitions · Synonyms · Characters · · nautical signal flag · · Text Common · · Latin · · Scripts 20 · · Length 7 · · Syllables Definitions · · · (noun) one of an international code of flag signals used between ships. Synonyms: code flag, nautical signal flag. · · Noun Definition 1 Synonyms · · · code flag · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 f latin small letter f U+0066 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075