"old country" meaning in English

{
  "forms": [
    {
      "form": "old countries",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "old country (plural old countries)",
      "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": "1913, Jack London, Valley Of The Moon, book 3, ch. 1",
          "text": "\"Look at all the children!\" Saxon cried. \"School's letting out. And nearly all are Portuguese, Billy, NOT Porchugeeze. Mercedes taught me the right way.\"\n\"They never wore glad rags like them in the old country,\" Billy sneered. \"They had to come over here to get decent clothes and decent grub.\"",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The country of origin of an immigrant or of a person of immigrant descent."
      ],
      "id": "en-old_country-en-noun-s4El9m6w",
      "links": [
        [
          "origin",
          "origin"
        ],
        [
          "immigrant",
          "immigrant"
        ],
        [
          "descent",
          "descent"
        ]
      ],
      "related": [
        {
          "word": "back east"
        },
        {
          "word": "home country"
        },
        {
          "word": "homeland"
        },
        {
          "word": "where are you from"
        }
      ]
    }
  ],
  "word": "old country"
}

{
  "forms": [
    {
      "form": "old countries",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "old country (plural old countries)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "back east"
    },
    {
      "word": "home country"
    },
    {
      "word": "homeland"
    },
    {
      "word": "where are you from"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1913, Jack London, Valley Of The Moon, book 3, ch. 1",
          "text": "\"Look at all the children!\" Saxon cried. \"School's letting out. And nearly all are Portuguese, Billy, NOT Porchugeeze. Mercedes taught me the right way.\"\n\"They never wore glad rags like them in the old country,\" Billy sneered. \"They had to come over here to get decent clothes and decent grub.\"",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The country of origin of an immigrant or of a person of immigrant descent."
      ],
      "links": [
        [
          "origin",
          "origin"
        ],
        [
          "immigrant",
          "immigrant"
        ],
        [
          "descent",
          "descent"
        ]
      ]
    }
  ],
  "word": "old country"
}