"белые ночи" meaning in Russian

{
  "forms": [
    {
      "form": "бе́лые но́чи",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "bélyje nóči",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "noun form",
        "g": "f-p",
        "head": "бе́лые но́чи"
      },
      "expansion": "бе́лые но́чи • (bélyje nóči) f pl",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "noun",
  "senses": [
    {
      "form_of": [
        {
          "extra": "bélaja nóčʹ",
          "word": "бе́лая но́чь"
        }
      ],
      "glosses": [
        "nominative plural of бе́лая но́чь (bélaja nóčʹ)"
      ],
      "id": "en-белые_ночи-ru-noun-wFOT-a4n",
      "links": [
        [
          "бе́лая но́чь",
          "белая ночь#Russian"
        ]
      ],
      "tags": [
        "form-of",
        "nominative",
        "plural"
      ]
    },
    {
      "categories": [
        {
          "_dis": "5 95",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "9 91",
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "a weak tea made of re-used (secondary boiled) leaves"
      ],
      "id": "en-белые_ночи-ru-noun-~SS9OIdP",
      "links": [
        [
          "tea",
          "tea"
        ]
      ],
      "raw_glosses": [
        "(colloquial) a weak tea made of re-used (secondary boiled) leaves"
      ],
      "synonyms": [
        {
          "word": "писи сиротки Хаси"
        }
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0",
      "roman": "bělyja noči",
      "word": "бѣлыя ночи — Pre-reform orthography (1918)"
    }
  ],
  "word": "белые ночи"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Russian entries with incorrect language header",
    "Russian non-lemma forms",
    "Russian noun forms"
  ],
  "forms": [
    {
      "form": "бе́лые но́чи",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "bélyje nóči",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "noun form",
        "g": "f-p",
        "head": "бе́лые но́чи"
      },
      "expansion": "бе́лые но́чи • (bélyje nóči) f pl",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "noun",
  "senses": [
    {
      "form_of": [
        {
          "extra": "bélaja nóčʹ",
          "word": "бе́лая но́чь"
        }
      ],
      "glosses": [
        "nominative plural of бе́лая но́чь (bélaja nóčʹ)"
      ],
      "links": [
        [
          "бе́лая но́чь",
          "белая ночь#Russian"
        ]
      ],
      "tags": [
        "form-of",
        "nominative",
        "plural"
      ]
    },
    {
      "categories": [
        "Russian colloquialisms"
      ],
      "glosses": [
        "a weak tea made of re-used (secondary boiled) leaves"
      ],
      "links": [
        [
          "tea",
          "tea"
        ]
      ],
      "raw_glosses": [
        "(colloquial) a weak tea made of re-used (secondary boiled) leaves"
      ],
      "synonyms": [
        {
          "word": "писи сиротки Хаси"
        }
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "synonyms": [
    {
      "roman": "bělyja noči",
      "word": "бѣлыя ночи — Pre-reform orthography (1918)"
    }
  ],
  "word": "белые ночи"
}