"stone-cold fox" meaning in English

{
  "forms": [
    {
      "form": "stone-cold foxes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "stone-cold fox (plural stone-cold foxes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2016, Kim Savage, After the Woods, page 248",
          "text": "Crystal is a gorgeous child: perfect skin, bright black eyes, cheekbones to die for. Tall and limber already, her figure is filling out in ways that peg her a stone-cold fox in a year’s time.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A very sexually attractive person."
      ],
      "id": "en-stone-cold_fox-en-noun-V4mf83pE",
      "links": [
        [
          "sexually",
          "sexually"
        ],
        [
          "attractive",
          "attractive"
        ]
      ],
      "raw_glosses": [
        "(slang) A very sexually attractive person."
      ],
      "synonyms": [
        {
          "word": "superfox"
        }
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "word": "stone-cold fox"
}

{
  "forms": [
    {
      "form": "stone-cold foxes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "stone-cold fox (plural stone-cold foxes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English slang",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2016, Kim Savage, After the Woods, page 248",
          "text": "Crystal is a gorgeous child: perfect skin, bright black eyes, cheekbones to die for. Tall and limber already, her figure is filling out in ways that peg her a stone-cold fox in a year’s time.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A very sexually attractive person."
      ],
      "links": [
        [
          "sexually",
          "sexually"
        ],
        [
          "attractive",
          "attractive"
        ]
      ],
      "raw_glosses": [
        "(slang) A very sexually attractive person."
      ],
      "synonyms": [
        {
          "word": "superfox"
        }
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "word": "stone-cold fox"
}