OPOS
| Acronym | Definition |
|---|---|
| OPOS | One Pot, One Shot (cooking style) |
| OPOS | Objective Portable Operating System (piano technology) |
| OPOS | OLE for Point of Sale |
| OPOS | Operating Procedures Outline Sheet |
| OPOS | Original Positive |
| OPOS | Open Plan Office System |
| OPOS | Outside Production Operation Sheet |