"petite sœur" meaning in French

{
  "forms": [
    {
      "form": "petites sœurs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "petite sœur f (plural petites sœurs)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "76 24",
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "76 24",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "76 24",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "79 21",
          "kind": "topical",
          "langcode": "fr",
          "name": "Female family members",
          "orig": "fr:Female family members",
          "parents": [
            "Family members",
            "Female people",
            "Family",
            "Female",
            "People",
            "Gender",
            "Human",
            "Biology",
            "Psychology",
            "Sociology",
            "All topics",
            "Sciences",
            "Social sciences",
            "Fundamental",
            "Society"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "little sister"
      ],
      "id": "en-petite_sœur-fr-noun-Syigs1PA",
      "links": [
        [
          "little sister",
          "little sister"
        ]
      ],
      "tags": [
        "feminine"
      ]
    },
    {
      "categories": [],
      "glosses": [
        "another drink like the one before; the same again"
      ],
      "id": "en-petite_sœur-fr-noun-d9QEE5n6",
      "links": [
        [
          "drink",
          "drink"
        ]
      ],
      "raw_glosses": [
        "(slang) another drink like the one before; the same again"
      ],
      "tags": [
        "feminine",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pə.tit sœʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-petite sœur.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/ab/LL-Q150_%28fra%29-WikiLucas00-petite_s%C5%93ur.wav/LL-Q150_%28fra%29-WikiLucas00-petite_s%C5%93ur.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/ab/LL-Q150_%28fra%29-WikiLucas00-petite_s%C5%93ur.wav/LL-Q150_%28fra%29-WikiLucas00-petite_s%C5%93ur.wav.ogg"
    }
  ],
  "word": "petite sœur"
}

{
  "categories": [
    "French countable nouns",
    "French entries with incorrect language header",
    "French feminine nouns",
    "French lemmas",
    "French multiword terms",
    "French nouns",
    "French terms with IPA pronunciation",
    "Pages with 1 entry",
    "Pages with entries",
    "fr:Female family members"
  ],
  "forms": [
    {
      "form": "petites sœurs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "petite sœur f (plural petites sœurs)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "little sister"
      ],
      "links": [
        [
          "little sister",
          "little sister"
        ]
      ],
      "tags": [
        "feminine"
      ]
    },
    {
      "categories": [
        "French slang"
      ],
      "glosses": [
        "another drink like the one before; the same again"
      ],
      "links": [
        [
          "drink",
          "drink"
        ]
      ],
      "raw_glosses": [
        "(slang) another drink like the one before; the same again"
      ],
      "tags": [
        "feminine",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pə.tit sœʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-petite sœur.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/ab/LL-Q150_%28fra%29-WikiLucas00-petite_s%C5%93ur.wav/LL-Q150_%28fra%29-WikiLucas00-petite_s%C5%93ur.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/ab/LL-Q150_%28fra%29-WikiLucas00-petite_s%C5%93ur.wav/LL-Q150_%28fra%29-WikiLucas00-petite_s%C5%93ur.wav.ogg"
    }
  ],
  "word": "petite sœur"
}