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