unidentified flying object unidentified • unidentifiedly · · · Info · Definitions · Synonyms · Characters · · unidentified flying object · · Text Common · · Latin · · Scripts 26 · · Length 9 · · Syllables Definitions · · · (noun) an (apparently) flying object whose nature is unknown; especially those considered to have extraterrestrial origins. Synonyms: unidentified flying object, UFO, flying saucer. · · Noun Definition 1 Synonyms · · · ufo · · Synonym 1 flying saucer · · Synonym 2 Characters · · space U+0020 b latin small letter b U+0062 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 i latin small letter i U+0069 j latin small letter j U+006A l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079