"citizens' band" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A range of radio frequencies allocated for use by private citizens through the medium of citizens' band radio."
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      "id": "en-citizens'_band-en-noun-jFBL3zuS",
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          "citizens' band radio",
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  "word": "citizens' band"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A range of radio frequencies allocated for use by private citizens through the medium of citizens' band radio."
      ],
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          "citizens' band radio",
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