OCAR
| Acronym | Definition |
|---|---|
| OCAR | Office of the Chief Army Reserve |
| OCAR | Orange County Association of Realtors (California) |
| OCAR | Obsessive Compulsive/Anal Retentive (psychology) |
| OCAR | Office of Crash Avoidance Research (US DOT) |
| OCAR | Ordinary Capital Adequacy Requirement (various locations) |
| OCAR | Orange County Anarchist Radio (Internet radio station) |
| OCAR | Office of the Comptroller of Army Reserve |