JNIDB Full Form. Full Meaning of JNIDB Find long form and abbreviation, slang or definition of JNIDB. What does JNIDB mean? What does JNIDB stand for? We are providing world largest and most comprehensive acronyms, names, abbreviations database directory on the Internet. Our data base contains more than 8,00,000 terms abbreviations and acronyms. You can also search unique terms more than 4,00,000 general Comprehensive words.