MOOS
| Acronym | Definition |
|---|---|
| MOOS | Manual Out of Service |
| MOOS | Making Offshore Outsourcing Sustainable (est. 2004) |
| MOOS | Monterey Ocean Observing System (Moss Landing, CA) |
| MOOS | Military Out of Our Schools (counter-recruitment program) |
| MOOS | Member of Opposite Sex |
| MOOS | Mechanical Organ Owners Society (est. 1976; UK) |
| MOOS | Master of Old School |