"doll's eye sign" meaning in English

{
  "etymology_text": "From the inability of traditional dolls' eyes to mimic babies' responses to being carried around.",
  "head_templates": [
    {
      "args": {
        "1": "?",
        "head": "doll's eye sign"
      },
      "expansion": "doll's eye sign",
      "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"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Medicine",
          "orig": "en:Medicine",
          "parents": [
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Negative oculocephalic reflex, sometimes indicating brain stem dysfunction."
      ],
      "id": "en-doll's_eye_sign-en-noun-wYjBFLrW",
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "Negative",
          "negative#English"
        ],
        [
          "oculocephalic",
          "oculocephalic"
        ],
        [
          "reflex",
          "reflex"
        ],
        [
          "brain stem",
          "brain stem"
        ],
        [
          "dysfunction",
          "dysfunction"
        ]
      ],
      "raw_glosses": [
        "(medicine) Negative oculocephalic reflex, sometimes indicating brain stem dysfunction."
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "doll's eye sign"
}

{
  "etymology_text": "From the inability of traditional dolls' eyes to mimic babies' responses to being carried around.",
  "head_templates": [
    {
      "args": {
        "1": "?",
        "head": "doll's eye sign"
      },
      "expansion": "doll's eye sign",
      "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 nouns with unknown or uncertain plurals",
        "en:Medicine"
      ],
      "glosses": [
        "Negative oculocephalic reflex, sometimes indicating brain stem dysfunction."
      ],
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "Negative",
          "negative#English"
        ],
        [
          "oculocephalic",
          "oculocephalic"
        ],
        [
          "reflex",
          "reflex"
        ],
        [
          "brain stem",
          "brain stem"
        ],
        [
          "dysfunction",
          "dysfunction"
        ]
      ],
      "raw_glosses": [
        "(medicine) Negative oculocephalic reflex, sometimes indicating brain stem dysfunction."
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "doll's eye sign"
}