"vieilles comme le monde" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de locutions adjectivales en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "adj",
  "pos_title": "Forme de locution adjectivale",
  "senses": [
    {
      "form_of": [
        {
          "word": "vieux comme le monde"
        }
      ],
      "glosses": [
        "Féminin pluriel de vieux comme le monde."
      ],
      "id": "fr-vieilles_comme_le_monde-fr-adj-PTuAUetj"
    }
  ],
  "sounds": [
    {
      "ipa": "\\vjɛj kɔm lə mɔ̃d\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "vieilles comme le monde"
}

{
  "categories": [
    "Formes de locutions adjectivales en français",
    "français"
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "adj",
  "pos_title": "Forme de locution adjectivale",
  "senses": [
    {
      "form_of": [
        {
          "word": "vieux comme le monde"
        }
      ],
      "glosses": [
        "Féminin pluriel de vieux comme le monde."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\vjɛj kɔm lə mɔ̃d\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "vieilles comme le monde"
}