"Granny Smith" meaning in English

{
  "etymology_text": "Named after Australian orchardist Maria Ann \"Granny\" Smith, who developed the variety.",
  "forms": [
    {
      "form": "Granny Smiths",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "Granny Smith"
      },
      "expansion": "Granny Smith (plural Granny Smiths)",
      "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"
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          "source": "w"
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          "source": "w"
        },
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        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Apple cultivars",
          "orig": "en:Apple cultivars",
          "parents": [
            "Fruits",
            "Pome fruits",
            "Foods",
            "Plants",
            "Rose family plants",
            "Shrubs",
            "Trees",
            "Eating",
            "Food and drink",
            "Lifeforms",
            "Rosales order plants",
            "Human behaviour",
            "All topics",
            "Life",
            "Human",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A very tart, green-skinned apple cultivar originating in Australia."
      ],
      "id": "en-Granny_Smith-en-noun-ur9i4fL~",
      "links": [
        [
          "tart",
          "tart"
        ],
        [
          "green",
          "green"
        ],
        [
          "apple",
          "apple"
        ],
        [
          "cultivar",
          "cultivar"
        ],
        [
          "Australia",
          "Australia"
        ]
      ],
      "wikipedia": [
        "Granny Smith"
      ]
    }
  ],
  "word": "Granny Smith"
}

{
  "etymology_text": "Named after Australian orchardist Maria Ann \"Granny\" Smith, who developed the variety.",
  "forms": [
    {
      "form": "Granny Smiths",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "Granny Smith"
      },
      "expansion": "Granny Smith (plural Granny Smiths)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
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        "Pages with entries",
        "en:Apple cultivars"
      ],
      "glosses": [
        "A very tart, green-skinned apple cultivar originating in Australia."
      ],
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          "tart",
          "tart"
        ],
        [
          "green",
          "green"
        ],
        [
          "apple",
          "apple"
        ],
        [
          "cultivar",
          "cultivar"
        ],
        [
          "Australia",
          "Australia"
        ]
      ],
      "wikipedia": [
        "Granny Smith"
      ]
    }
  ],
  "word": "Granny Smith"
}