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