"ja dag Jan" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "nl",
        "2": "phrase"
      },
      "expansion": "ja dag Jan",
      "name": "head"
    }
  ],
  "lang": "Dutch",
  "lang_code": "nl",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Belgian Dutch",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Brabantian Dutch",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Dutch entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "(Brabant)\nGeld veur te nikse en alles tax-vrij, ja, dag Jan—en maakt me nu maar iet anders wijs!",
          "type": "example"
        }
      ],
      "glosses": [
        "expression of disbelief"
      ],
      "id": "en-ja_dag_Jan-nl-phrase-X~-g5xUD",
      "links": [
        [
          "disbelief",
          "disbelief"
        ]
      ],
      "raw_glosses": [
        "(Belgium) expression of disbelief"
      ],
      "tags": [
        "Belgium"
      ]
    }
  ],
  "word": "ja dag Jan"
}

{
  "head_templates": [
    {
      "args": {
        "1": "nl",
        "2": "phrase"
      },
      "expansion": "ja dag Jan",
      "name": "head"
    }
  ],
  "lang": "Dutch",
  "lang_code": "nl",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Belgian Dutch",
        "Brabantian Dutch",
        "Dutch entries with incorrect language header",
        "Dutch lemmas",
        "Dutch multiword terms",
        "Dutch phrases",
        "Dutch terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries",
        "Requests for translations of Dutch usage examples"
      ],
      "examples": [
        {
          "text": "(Brabant)\nGeld veur te nikse en alles tax-vrij, ja, dag Jan—en maakt me nu maar iet anders wijs!",
          "type": "example"
        }
      ],
      "glosses": [
        "expression of disbelief"
      ],
      "links": [
        [
          "disbelief",
          "disbelief"
        ]
      ],
      "raw_glosses": [
        "(Belgium) expression of disbelief"
      ],
      "tags": [
        "Belgium"
      ]
    }
  ],
  "word": "ja dag Jan"
}