| Acronym | Definition |
|---|
| GPB | Great Britain Pound (UK) |
| GPB | Georgia Public Broadcasting |
| GPB | Genomics, Proteomics and Bioinformatics (Elsevier publication) |
| GPB | Gravity Probe B (general theory of relativity) |
| GPB | Gamma Phi Beta (international sorority) |
| GPB | Glycophorin B |
| GPB | Guided Peneration Bomb (gaming) |
| GPB | Gross Pointe Blank (movie) |
| GPB | German Proficiency Badge |
| GPB | Growth Playbook (General Electric) |
| GPB | Georgetown Program Board (Georgetown University; Washington, DC) |
| GPB | Gelatin Phosphate Buffer (immunology) |
| GPB | Global Private Banking |
| GPB | Generalized Pseudo-Bayesian |
| GPB | Gram Positive Bacillus |
| GPB | Greatest Possible Being |
| GPB | Global Pipeline Burst (SRAM) |
| GPB | General Purpose Boat |
| GPB | Generalized Pauli Base |