"gneugneu" meaning in French

{
  "etymology_text": "Spelling possibly from scrogneugneu (“grumpy old man”).",
  "head_templates": [
    {
      "args": {},
      "expansion": "gneugneu",
      "name": "fr-interjection"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Used to mockingly imitate others"
      ],
      "id": "en-gneugneu-fr-intj-Z~UsD2qY",
      "raw_glosses": [
        "(slang) Used to mockingly imitate others"
      ],
      "synonyms": [
        {
          "word": "gneu gneu"
        },
        {
          "word": "gneux gneux"
        },
        {
          "word": "gneu-gneu"
        }
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɲœ.ɲø/"
    }
  ],
  "word": "gneugneu"
}

{
  "etymology_text": "Spelling possibly from scrogneugneu (“grumpy old man”).",
  "head_templates": [
    {
      "args": {},
      "expansion": "gneugneu",
      "name": "fr-interjection"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "French 2-syllable words",
        "French entries with incorrect language header",
        "French interjections",
        "French lemmas",
        "French slang",
        "French terms with IPA pronunciation",
        "Pages with 1 entry"
      ],
      "glosses": [
        "Used to mockingly imitate others"
      ],
      "raw_glosses": [
        "(slang) Used to mockingly imitate others"
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɲœ.ɲø/"
    }
  ],
  "synonyms": [
    {
      "word": "gneu gneu"
    },
    {
      "word": "gneux gneux"
    },
    {
      "word": "gneu-gneu"
    }
  ],
  "word": "gneugneu"
}