"grenouillère" meaning in French

{
  "etymology_text": "From grenouille.",
  "forms": [
    {
      "form": "grenouillères",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "grenouillère f (plural grenouillères)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "marsh or similar, having many frogs"
      ],
      "id": "en-grenouillère-fr-noun-CkESO~et",
      "links": [
        [
          "marsh",
          "marsh"
        ],
        [
          "frog",
          "frog"
        ]
      ],
      "tags": [
        "feminine"
      ]
    },
    {
      "categories": [
        {
          "_dis": "12 88",
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "20 80",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "7 93",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "sleepsuit (for a baby)"
      ],
      "id": "en-grenouillère-fr-noun-bmfnCIwH",
      "links": [
        [
          "sleepsuit",
          "sleepsuit"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɡʁə.nu.jɛʁ/"
    }
  ],
  "word": "grenouillère"
}

{
  "categories": [
    "French 3-syllable words",
    "French countable nouns",
    "French entries with incorrect language header",
    "French feminine nouns",
    "French lemmas",
    "French nouns",
    "French terms with IPA pronunciation",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_text": "From grenouille.",
  "forms": [
    {
      "form": "grenouillères",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "grenouillère f (plural grenouillères)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "marsh or similar, having many frogs"
      ],
      "links": [
        [
          "marsh",
          "marsh"
        ],
        [
          "frog",
          "frog"
        ]
      ],
      "tags": [
        "feminine"
      ]
    },
    {
      "glosses": [
        "sleepsuit (for a baby)"
      ],
      "links": [
        [
          "sleepsuit",
          "sleepsuit"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɡʁə.nu.jɛʁ/"
    }
  ],
  "word": "grenouillère"
}