„MMO“: noun | abbreviation MMO [ememˈəʊ]noun | Substantiv sabbreviation | Abkürzung abk (= massively multiplayer online game) Overview of all translations (For more details, click/tap on the translation) Massen-Online-Spiel, MMO Massen-Online-Spielneuter | Neutrum n MMO MMOneuter | Neutrum n MMO MMO