CFB

CFB may refer to:

• crazy French blonde
• College football
• Canadian Forces base, military installation of the Canadian forces
• Caminho de Ferro de Benguela, railway in Angola
• Carrollton-Farmers Branch Independent School District
• Cipher feedback, a block cipher mode in data encryption
• Clube de Futebol «Os Belenenses», a football club in Portugal
• Continental flood basalt, large volumes of dominantly tholeiitic basalt on continents
• Complement factor B, a protein
• Compact fluorescent bulb
• Current feedback, a type of electronic feedback used in some operational amplifiers
• Circulating fluidized bed, a type of fluidized bed used in power plants
• Commission fédérale des banques (Swiss Federal Banking Commission)
• CFB, the IATA code for Cabo Frio International Airport
• CFB is acronym for Call Forwarding when Busy telecom service
• Circulating fluidized bed combustion
• Cfb, one of four symbols for the Oceanic climate under the Köppen climate classification system
• Cytophaga-Flavobacteria-Bacteroides group, a previous name for the current Bacteroidetes phylum