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