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