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