"radio alarm" meaning in English

{
  "forms": [
    {
      "form": "radio alarms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "radio alarm (plural radio alarms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A burglar alarm or fire alarm that transmits a warning radio signal when activated"
      ],
      "id": "en-radio_alarm-en-noun-fZA5uWcO",
      "links": [
        [
          "burglar alarm",
          "burglar alarm"
        ],
        [
          "fire alarm",
          "fire alarm"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "34 66",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A combination radio and alarm clock; a radio alarm clock"
      ],
      "id": "en-radio_alarm-en-noun-X7UlAFwW",
      "links": [
        [
          "alarm clock",
          "alarm clock"
        ],
        [
          "radio alarm clock",
          "radio alarm clock"
        ]
      ]
    }
  ],
  "word": "radio alarm"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns"
  ],
  "forms": [
    {
      "form": "radio alarms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "radio alarm (plural radio alarms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A burglar alarm or fire alarm that transmits a warning radio signal when activated"
      ],
      "links": [
        [
          "burglar alarm",
          "burglar alarm"
        ],
        [
          "fire alarm",
          "fire alarm"
        ]
      ]
    },
    {
      "glosses": [
        "A combination radio and alarm clock; a radio alarm clock"
      ],
      "links": [
        [
          "alarm clock",
          "alarm clock"
        ],
        [
          "radio alarm clock",
          "radio alarm clock"
        ]
      ]
    }
  ],
  "word": "radio alarm"
}