What Does CB Stand For

What Does CB Stand For?

CB has more than one possible meaning :

CB - Cambodia FIPS 10 4 Country Code Citizens Band Radio
CB - Center Of Buoyancy
CB - Circuit Breaker
CB - Constant Bandwidth
CB - Cumulonimbus
CB - Meteorological Symbol

If you know of another acronym for CB, please suggest it as a new acronym for CB.