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