| Acronym | Definition |
|---|
| OOB➣Out-Of-Band |
| OOB➣Old Orchard Beach (Maine) |
| OOB➣Out-Of-Bounds |
| OOB➣Out-of-Bag (machine learning) |
| OOB➣Out of Browser (Microsoft Silverlight) |
| OOB➣Order Of Battle |
| OOB➣Out of Body (experience) |
| OOB➣Out of Band |
| OOB➣Out of the Box |
| OOB➣Out of Box (software implementation projects) |
| OOB➣Out of Bed |
| OOB➣Off Off Broadway |
| OOB➣ODBC-ODBC Bridge |
| OOB➣Out of Bottle |
| OOB➣Out-Of-Business |
| OOB➣Off Our Backs (feminist newsjournal, Washington, DC) |
| OOB➣Out of Battery (improper weapon discharge) |
| OOB➣Out-Of-Balance |
| OOB➣Out of Breath |
| OOB➣Out-Of-Bandwidth |
| OOB➣Out-of-Base |
| OOB➣Out Of Building |
| OOB➣Open of business |
| OOB➣Operations Operating Budget |
| OOB➣Open Order Book (finance) |