| Acronym | Definition |
|---|
| CFB | Compact Fluorescent Bulb |
| CFB | Canadian Forces Base |
| CFB | Cipher Feedback |
| CFB | Circulating Fluidized Bed |
| CFB | Call-Forward Busy |
| CFB | Communauté Française de Belgique (French: French Community of Belgium) |
| CFB | Coated Front and Back (paper) |
| CFB | Conselho Federal de Biblioteconomia (Brazil) |
| CfB | Coalition for Bulgaria |
| CFB | Centrale Féline Belge (French; Belgian feline club) |
| CFB | Centre de Formation du Bâtiment (French: Building Training Center) |
| CFB | Color Frame Buffer |
| CFB | Configurable Function Block |
| CFB | Canadian Foodgrains Bank |
| CFB | Clube de Futebol os Belenenses (Portuguese soccer team) |
| CFB | Black Dogfish (FAO fish species code) |
| CFB | Contention Free Burst |
| CFB | Center for Bioethics (Columbia University) |
| CFB | Corrugated Fiber Board |
| CFB | Crédit Finance Bretagne (French: Brittany Credit Finance; Brittany, France) |
| CFB | Central Florida Box Corp. |
| CFB | Chemin de Fer du Beaujolais (French railway network) |
| CFB | Center Fullback (soccer) |
| CFB | Centre de Formation du Bois (French: Wood Training Center; Belgium) |
| CFB | Correlation Feedback |
| CFB | Carrier Fuse Bay (telecommunications) |
| CFB | Centre de Formation Blanchard (French training center) |
| CFB | Continuing Formation Board (Lasallian term) |
| CFB | Cops and Firefighters in Business Inc. (Weston, FL) |
| CFB | Centre Forez Basket (French basketball club) |
| CFB | Centre de Formation du Boulonnais (French training center) |
| CFB | Cedar Falls Band (Cedar Falls, IA) |
| CFB | Commission for the Blind (various locations) |
| CFB | Ceramic Fiber Blanket |
| CFB | County Farm Bureau (various locations) |
| CFB | Composite Fractal Behavior (financial market indicator) |
| CFB | Center for Bioinformatics (various locations) |
| CFB | College Football Betting |
| CFB | Confused Flour Beetle (insect) |