Bowser is a proper noun used as a surname or given name, and in popular culture most often refers to a fictional video-game villain. In general speech it denotes a personal name, brand, or character, and can appear in discussions of games, entertainment, or internet culture. The term carries no inherent meaning beyond its referent in context, and pronunciation stays consistent with the /ˈbaʊ.zər/ pattern in English, regardless of usage.
Full pronunciation guide
