SMAO
| Acronym | Definition |
|---|---|
| SMAO | Sweating My Ass Off |
| SMAO | Studying My Ass Off (Internet slang) |
| SMAO | Society of Management Accountants of Ontario (Ontario, Canada) |
| SMAO | Safety and Mission Assurance Office (US NASA) |
| SMAO | Smiling My Ass Off (Internet slang) |