- MMO
- Massive Multiplayer Online (Internet)* Materials Management Office (Business » General)* Materials Management Office (Governmental » NASA)* Materials Management Office (Governmental » Military)* Materials Management Office (Governmental » US Government)* Marvel Mystery Oil (Miscellaneous » Funnies)* Mass Multiplayer Online (Computing » General)* Memo writer file (RapidFile) (Computing » File Extensions)* Missouri Missions Offering (Community » Religion)* Multimodel optimization (Academic & Science » Electronics)* Monthly Market Outlook (Business » Stock Exchange)* Monthly Market Outlook (Community » Media)* Maio, Cape Verde Islands (Regional » Airport Codes)* Mercy Medical Operations (Community » Non-Profit Organizations)
Abbreviations dictionary. 2012.