XLR8 Full Form. Full Meaning of XLR8 Find long form and abbreviation, slang or definition of XLR8. What does XLR8 mean? What does XLR8 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.