| Abbreviation | Definition |
|---|---|
| OBS | Off- Balance- Sheet |
| OBS | Off- Balance- Sheet Exposure |
| OBS | Optical Back Scatter |
| OBSE | Off- Balance- Sheet Estate |
| OCA | Open Checking Account |
| OCAQ | Ordre des comptables agrees du Quebec |
| OCAS | Oklahoma Cost Accounting System |
| OCASE | Ontario Computer Animation Special Effects Tax Credit |
| OCASE | Ontario Computer Animation & Special Effects Tax Credit |
| OCBOA | Odified Cash Basis Of Accounting |
| OCBOA | Other Comprehensive Bases of Accounting |
| OCBOA | Other Consolidated Basis Of Accounting |
| OCC | Office of the Comptroller of the Currency |
| OCC | Other Charges and Credits |
| OCCS | Online Claim Cost Statement |
| OCF | Operating Cash Flow |
| OCI | Other Comprehensive Income |
| OCP | Optional Cash Purchase |
| OCR | Official Cash Rate |
| OCR | Optical Character Recognition |