Y2J Full Form. Full Meaning of Y2J Find long form and abbreviation, slang or definition of Y2J. What does Y2J mean? What does Y2J 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.