OBS
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| OBS | Obvious Bullsh*t | - | NASA |
| OBS | Observe | - | Organizations |
| OBS | Operational Bioinstrumentation System | - | Organizations |
| OBS | Operational Bioinstrumentation System | - | Organizations |
| OBS | Operational Biomed Sensors | - | Organizations |
| OBS | Operational Biomedical System | - | Organizations |
| OBS | Observation/Observer - Obsolete - Obstacle -Off Balance Sheet - Optical Burst Switching (IEEE) - Organic Brain Syndrome - Organization(al) Breakdown Structure | - | Astronomy |
| OBS | Organizational Breakdown Structure | - | Business and Finance |