"russe blanche" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de locutions adjectivales en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "russe blanc",
      "ipas": [
        "\\ʁys blɑ̃\\"
      ],
      "tags": [
        "singular",
        "masculine"
      ]
    },
    {
      "form": "russes blancs",
      "ipas": [
        "\\ʁys blɑ̃\\"
      ],
      "tags": [
        "plural",
        "masculine"
      ]
    },
    {
      "form": "russes blanches",
      "ipas": [
        "\\ʁys blɑ̃ʃ\\"
      ],
      "tags": [
        "plural",
        "feminine"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "adj",
  "pos_title": "Forme de locution adjectivale",
  "senses": [
    {
      "form_of": [
        {
          "word": "russe blanc"
        }
      ],
      "glosses": [
        "Féminin singulier de russe blanc."
      ],
      "id": "fr-russe_blanche-fr-adj-JWNCHzVQ"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ʁys blɑ̃ʃ\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "russe blanche"
}

{
  "categories": [
    "Formes de locutions adjectivales en français",
    "français"
  ],
  "forms": [
    {
      "form": "russe blanc",
      "ipas": [
        "\\ʁys blɑ̃\\"
      ],
      "tags": [
        "singular",
        "masculine"
      ]
    },
    {
      "form": "russes blancs",
      "ipas": [
        "\\ʁys blɑ̃\\"
      ],
      "tags": [
        "plural",
        "masculine"
      ]
    },
    {
      "form": "russes blanches",
      "ipas": [
        "\\ʁys blɑ̃ʃ\\"
      ],
      "tags": [
        "plural",
        "feminine"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "adj",
  "pos_title": "Forme de locution adjectivale",
  "senses": [
    {
      "form_of": [
        {
          "word": "russe blanc"
        }
      ],
      "glosses": [
        "Féminin singulier de russe blanc."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ʁys blɑ̃ʃ\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "russe blanche"
}