"French grey" meaning in English

{
  "head_templates": [
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      "args": {
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      "expansion": "French grey (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Greys",
          "orig": "en:Greys",
          "parents": [
            "Colors",
            "Light",
            "Vision",
            "Energy",
            "Senses",
            "Nature",
            "Perception",
            "All topics",
            "Body",
            "Fundamental",
            "Human"
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          "source": "w"
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      ],
      "examples": [
        {
          "ref": "1953, Raymond Chandler, The Long Goodbye, Penguin, published 2010, page 130",
          "text": "The door was French grey outside with raised metal lettering, as clean and sharp as a new knife.",
          "type": "quotation"
        },
        {
          "text": "French grey:"
        }
      ],
      "glosses": [
        "A pale dove grey."
      ],
      "id": "en-French_grey-en-noun-geSvTT23",
      "links": [
        [
          "dove grey",
          "dove grey"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "French grey"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "French grey (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "en:Greys"
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      "examples": [
        {
          "ref": "1953, Raymond Chandler, The Long Goodbye, Penguin, published 2010, page 130",
          "text": "The door was French grey outside with raised metal lettering, as clean and sharp as a new knife.",
          "type": "quotation"
        },
        {
          "text": "French grey:"
        }
      ],
      "glosses": [
        "A pale dove grey."
      ],
      "links": [
        [
          "dove grey",
          "dove grey"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "French grey"
}