| Acronym | Definition |
|---|
| CRAB | Cms Remote Analysis Builder |
| CRAB | Chambre Régionale d'Agriculture de Bretagne (French: Regional Chamber of Agriculture of Brittany; Brittany, France) |
| CRAB | Cancer Research and Biostatistics (Seattle, WA) |
| CRAB | County Road Administration Board |
| CRAB | Coastal Research Amphibious Buggy |
| CRAB | Crips Respect All Bloods (gang graffiti) |
| CRAB | Centralized Requisition Accounting & Billing |
| CRAB | Civilian Reconnaissance Aid Battalion |
| CRAB | Cedar Rapids Area Bible Quizzing (tournament) |
| CRAB | Crips Really Are Bloods (gangs) |
| CRAB | Coalition pour le repatriement de notre autonomie et de nos biens (French) |