"doctor's stuff" meaning in English

{
  "head_templates": [
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      "expansion": "doctor's stuff (uncountable)",
      "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"
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          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1906, George Bernard Shaw, The Doctor's Dilemma",
          "text": "We taught the people to believe in bottles of doctor's stuff; and now they buy it at the stores instead of consulting a medical man.",
          "type": "quotation"
        },
        {
          "ref": "a. 1993, Stanley Mason, “The Old Age Villanelle”, in Collected poems of Stanley Mason, published 1993",
          "text": "I take the doctor's stuff although / It's bitter-tasting, and what's more, / It's not a remedy I know. / Its action seems a trifle slow.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "medicine"
      ],
      "id": "en-doctor's_stuff-en-noun-qCzocPmZ",
      "links": [
        [
          "medicine",
          "medicine"
        ]
      ],
      "raw_glosses": [
        "(obsolete) medicine"
      ],
      "tags": [
        "obsolete",
        "uncountable"
      ]
    }
  ],
  "word": "doctor's stuff"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "doctor's stuff (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with obsolete senses",
        "English terms with quotations",
        "English uncountable nouns"
      ],
      "examples": [
        {
          "ref": "1906, George Bernard Shaw, The Doctor's Dilemma",
          "text": "We taught the people to believe in bottles of doctor's stuff; and now they buy it at the stores instead of consulting a medical man.",
          "type": "quotation"
        },
        {
          "ref": "a. 1993, Stanley Mason, “The Old Age Villanelle”, in Collected poems of Stanley Mason, published 1993",
          "text": "I take the doctor's stuff although / It's bitter-tasting, and what's more, / It's not a remedy I know. / Its action seems a trifle slow.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "medicine"
      ],
      "links": [
        [
          "medicine",
          "medicine"
        ]
      ],
      "raw_glosses": [
        "(obsolete) medicine"
      ],
      "tags": [
        "obsolete",
        "uncountable"
      ]
    }
  ],
  "word": "doctor's stuff"
}