SECB
| Acronym | Definition |
|---|---|
| SECB | Swiss Euro Clearing Bank, GmbH (Germany) |
| SECB | Singapore Exhibition and Convention Bureau (Singapore Tourism Board) |
| SECB | Severely Errored Cell Block |
| SECB | Senior Enlisted Continuation Board (US Navy) |
| SECB | Structural Engineering Certification Board |
| SECB | Sarawak Enterprise Corporation Berhad (Malaysia) |
| SECB | Stranger Election Control Board (politics; Seattle, WA) |