GBSD
| Acronym | Definition |
|---|---|
| GBSD | Ground-Based Strategic Deterrence (US DoD) |
| GBSD | Gresham-Barlow School District (Oregon) |
| GBSD | Governor Baxter School for the Deaf (Falmouth, ME) |
| GBSD | Green Brook School District |
| GBSD | Generalized Bilateral Synchronous Epileptiform Discharges (neurosurgery) |