"hareng saur" meaning in French

{
  "forms": [
    {
      "form": "harengs saurs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "hareng saur m (plural harengs saurs)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "French terms with aspirated h",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Seafood",
          "orig": "fr:Seafood",
          "parents": [
            "Foods",
            "Eating",
            "Food and drink",
            "Human behaviour",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "kipper (cured herring)"
      ],
      "id": "en-hareng_saur-fr-noun-xnM5bEII",
      "links": [
        [
          "kipper",
          "kipper"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/a.ʁɑ̃ sɔʁ/"
    }
  ],
  "word": "hareng saur"
}

{
  "forms": [
    {
      "form": "harengs saurs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "hareng saur m (plural harengs saurs)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French multiword terms",
        "French nouns",
        "French terms with IPA pronunciation",
        "French terms with aspirated h",
        "Pages with 1 entry",
        "fr:Seafood"
      ],
      "glosses": [
        "kipper (cured herring)"
      ],
      "links": [
        [
          "kipper",
          "kipper"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/a.ʁɑ̃ sɔʁ/"
    }
  ],
  "word": "hareng saur"
}