| Acronym | Definition |
|---|
| GCMP | Galois Counter Mode Protocol |
| GCMP | Guam Coastal Management Program |
| GCMP | Greater Cleveland Mathematics Program (Cleveland, OH) |
| GCMP | Génie Civil Midi Pyrénées (French masonry work) |
| GCMP | GavCom Media Productions (Canada) |
| GCMP | General Court Martial Prisoner (various armed forces) |
| GCMP | Group C Meningococcal Polysaccharide (vaccine) |
| GCMP | Ground Control Management Plan (mine exploration) |
| GCMP | Giant Cystic Meconium Peritonitis (pediatrics) |
| GCMP | Garden Club of the Middle Peninsula (Virginia) |
| GCMP | Georgia Children Media Program |