OOTA
| Acronym | Definition |
|---|---|
| OOTA | Out of the Arena (robot wars) |
| OOTA | Out of Thin Air |
| OOTA | Out of the Ashes |
| OOTA | Workshop on Object-Oriented Technology and Applications (conference) |
| OOTA | Oklahoma Occupational Therapy Association (Oklahoma City, OK) |
| OOTA | Order of the Antelope (Oregon) |
| OOTA | Ohio Occupational Therapy Association, Inc. (Canal Winchester, OH) |
| OOTA | Order of the Arrow |
| OOTA | One of Those Afternoons |
| OOTA | Out of Toon Army (Newcastle Eagles; UK) |