MMO


Meaning of MMO in English

MMOG /ˌem em əʊ ˈdʒiː $ -oʊ-/ BrE AmE ( also MMO ) noun [countable]

(Massively Multiplayer Online Game) a game on the Internet which continues for many hours or days and which many people are involved in

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.