53215 Full Form. Full Meaning of 53215 Find long form and abbreviation, slang or definition of 53215. What does 53215 mean? What does 53215 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.