"oath of office" meaning in English

{
  "forms": [
    {
      "form": "oaths of office",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "oaths of office"
      },
      "expansion": "oath of office (plural oaths of office)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1980, Gerald Ford, A Time to Heal, New York: Berkley Books, page 39",
          "text": "Chief Justice Burger cut into my reverie. \"Mr. Vice President,\" he asked, \"are you prepared to take the oath of office as President of the United States?\"\nBetty was holding the Bible. I placed my hand on it, repeated the oath and then walked over to the podium.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "an oath taken before officially taking office"
      ],
      "id": "en-oath_of_office-en-noun-Lf4gZspn",
      "links": [
        [
          "taking office",
          "take office"
        ]
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "virkavala"
        },
        {
          "code": "id",
          "lang": "Indonesian",
          "sense": "Translations",
          "word": "sumpah jabatan"
        }
      ]
    }
  ],
  "word": "oath of office"
}

{
  "forms": [
    {
      "form": "oaths of office",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "oaths of office"
      },
      "expansion": "oath of office (plural oaths of office)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Translation table header lacks gloss"
      ],
      "examples": [
        {
          "ref": "1980, Gerald Ford, A Time to Heal, New York: Berkley Books, page 39",
          "text": "Chief Justice Burger cut into my reverie. \"Mr. Vice President,\" he asked, \"are you prepared to take the oath of office as President of the United States?\"\nBetty was holding the Bible. I placed my hand on it, repeated the oath and then walked over to the podium.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "an oath taken before officially taking office"
      ],
      "links": [
        [
          "taking office",
          "take office"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "virkavala"
    },
    {
      "code": "id",
      "lang": "Indonesian",
      "sense": "Translations",
      "word": "sumpah jabatan"
    }
  ],
  "word": "oath of office"
}