TTN Full Form. Full Meaning of TTN Find long form and abbreviation, slang or definition of TTN. What does TTN mean? What does TTN 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.