OSSS
| Acronym | Definition |
|---|---|
| OSSS | Open Source Six Sigma (est. 2007; intelletctual property) |
| OSSS | One Stop Satellite Solutions |
| OSSS | Operational Space Services and Support |
| OSSS | Open Side, Side Seam (envelope design) |
| OSSS | Officer Selection Support System |
| OSSS | Brigittine Monks Order of the Most Holy Savior |
| OSSS | One Stop Security Shop |
| OSSS | Open Source Security Summit |