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English definition of “Citizens' Band”

Citizens' Band

noun [C or U] uk   /ˌsɪt.ɪ.zənzˈbænd/ us    /ˌsɪt̬-/ ( also Citizens' Band radio, also CB) trademark
a radio communication system for members of the public: Long-distance truck drivers often use CB radio to talk to each other.
(Definition of Citizens' Band from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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