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