"नौ दो ग्यारह होना" meaning in Hindi

{
  "forms": [
    {
      "form": "nau do gyārah honā",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "hi",
        "2": "idiom"
      },
      "expansion": "नौ दो ग्यारह होना • (nau do gyārah honā)",
      "name": "head"
    }
  ],
  "lang": "Hindi",
  "lang_code": "hi",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Hindi entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "colloq. to slip quietly away; to take to one's heels"
      ],
      "id": "en-नौ_दो_ग्यारह_होना-hi-phrase-SMUMdLfg",
      "links": [
        [
          "take to one's heels",
          "take to one's heels"
        ]
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/nɔː d̪oː ɡjɑː.ɾəɦ ɦoː.nɑː/",
      "tags": [
        "Delhi-Hindi"
      ]
    },
    {
      "ipa": "[nɔː‿d̪oː‿ɡjäː.ɾɛʱ‿ɦoː.näː]",
      "tags": [
        "Delhi-Hindi"
      ]
    }
  ],
  "word": "नौ दो ग्यारह होना"
}

{
  "forms": [
    {
      "form": "nau do gyārah honā",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "hi",
        "2": "idiom"
      },
      "expansion": "नौ दो ग्यारह होना • (nau do gyārah honā)",
      "name": "head"
    }
  ],
  "lang": "Hindi",
  "lang_code": "hi",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Hindi entries with incorrect language header",
        "Hindi idioms",
        "Hindi lemmas",
        "Hindi multiword terms",
        "Hindi terms with IPA pronunciation"
      ],
      "glosses": [
        "colloq. to slip quietly away; to take to one's heels"
      ],
      "links": [
        [
          "take to one's heels",
          "take to one's heels"
        ]
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/nɔː d̪oː ɡjɑː.ɾəɦ ɦoː.nɑː/",
      "tags": [
        "Delhi-Hindi"
      ]
    },
    {
      "ipa": "[nɔː‿d̪oː‿ɡjäː.ɾɛʱ‿ɦoː.näː]",
      "tags": [
        "Delhi-Hindi"
      ]
    }
  ],
  "word": "नौ दो ग्यारह होना"
}