"home language" meaning in English

{
  "forms": [
    {
      "form": "home languages",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "home language (plural home languages)",
      "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"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Afrikaans translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Esperanto translations",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1880 July 9, “Hancock's Boyhood”, in The Stockton Daily Evening Mail, volume 1, number 128, page 1:",
          "text": "The Pennsylvania-German patois, a gradual production of this mixture, is still the home language by the majority of firesides in many townships of Montgomery county, […]",
          "type": "quote"
        },
        {
          "ref": "1902, “Tamil Lyrics”, in The Missionary Herald, volume 98, number 5, page 182:",
          "text": "They are in the Tamil language, which is widely used as the home language throughout the Madras Presidency, and by all of the Tamils in the Island of Ceylon.",
          "type": "quote"
        },
        {
          "ref": "2009, H. Victoria Prieto, “One Language, Two Languages, Three Languages... More?”, in Young Children, volume 64, number 1, →JSTOR, page 52:",
          "text": "In addition, cognitive skills such as thinking, reasoning, problem solving, and word choice, which the child uses in learning his home language, are the same skills needed to learn English, thus paving the way for later school success.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The main language spoken in a home."
      ],
      "id": "en-home_language-en-noun-BIix9WIk",
      "links": [
        [
          "home",
          "home"
        ]
      ],
      "related": [
        {
          "word": "home sign"
        }
      ],
      "translations": [
        {
          "code": "af",
          "lang": "Afrikaans",
          "sense": "home language",
          "word": "huistaal"
        },
        {
          "code": "eo",
          "lang": "Esperanto",
          "sense": "home language",
          "word": "hejmlingvo"
        }
      ]
    }
  ],
  "word": "home language"
}

{
  "forms": [
    {
      "form": "home languages",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "home language (plural home languages)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "home sign"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Afrikaans translations",
        "Terms with Esperanto translations"
      ],
      "examples": [
        {
          "ref": "1880 July 9, “Hancock's Boyhood”, in The Stockton Daily Evening Mail, volume 1, number 128, page 1:",
          "text": "The Pennsylvania-German patois, a gradual production of this mixture, is still the home language by the majority of firesides in many townships of Montgomery county, […]",
          "type": "quote"
        },
        {
          "ref": "1902, “Tamil Lyrics”, in The Missionary Herald, volume 98, number 5, page 182:",
          "text": "They are in the Tamil language, which is widely used as the home language throughout the Madras Presidency, and by all of the Tamils in the Island of Ceylon.",
          "type": "quote"
        },
        {
          "ref": "2009, H. Victoria Prieto, “One Language, Two Languages, Three Languages... More?”, in Young Children, volume 64, number 1, →JSTOR, page 52:",
          "text": "In addition, cognitive skills such as thinking, reasoning, problem solving, and word choice, which the child uses in learning his home language, are the same skills needed to learn English, thus paving the way for later school success.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The main language spoken in a home."
      ],
      "links": [
        [
          "home",
          "home"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "af",
      "lang": "Afrikaans",
      "sense": "home language",
      "word": "huistaal"
    },
    {
      "code": "eo",
      "lang": "Esperanto",
      "sense": "home language",
      "word": "hejmlingvo"
    }
  ],
  "word": "home language"
}