insider information insider • insider trading · · · Info · Definitions · Characters · · insider information · · Text Common · · Latin · · Scripts 19 · · Length 7 · · Syllables Definitions · · · (noun) important information about the plans or condition of a corporation that has not been released to the public; use for personal profit is illegal. Synonyms: insider information. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 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 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074