"camp fever" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "camp"
      },
      "expansion": "camp",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "fever"
      },
      "expansion": "fever",
      "name": "m"
    }
  ],
  "etymology_text": "From camp + fever.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "camp fever (uncountable)",
      "name": "en-noun"
    }
  ],
  "hyphenation": [
    "camp"
  ],
  "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": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Bacterial diseases",
          "orig": "en:Bacterial diseases",
          "parents": [
            "Diseases",
            "Disease",
            "Health",
            "Pathology",
            "Body",
            "Medicine",
            "Human",
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Vector-borne diseases",
          "orig": "en:Vector-borne diseases",
          "parents": [
            "Diseases",
            "Disease",
            "Health",
            "Pathology",
            "Body",
            "Medicine",
            "Human",
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An infectious disease causing fever that spreads in camps, specifically typhus."
      ],
      "id": "en-camp_fever-en-noun-0FJqjnGf",
      "links": [
        [
          "infectious",
          "infectious"
        ],
        [
          "disease",
          "disease#Noun"
        ],
        [
          "causing",
          "cause#Verb"
        ],
        [
          "fever",
          "fever#Noun"
        ],
        [
          "spreads",
          "spread#Verb"
        ],
        [
          "camps",
          "camp#Noun"
        ],
        [
          "typhus",
          "typhus"
        ]
      ],
      "raw_glosses": [
        "(archaic) An infectious disease causing fever that spreads in camps, specifically typhus."
      ],
      "synonyms": [
        {
          "word": "camp-fever"
        }
      ],
      "tags": [
        "archaic",
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkæmp ˌfiːvə/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/ˈkæmp ˌfivɚ/",
      "tags": [
        "General-American"
      ]
    }
  ],
  "word": "camp fever"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "camp"
      },
      "expansion": "camp",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "fever"
      },
      "expansion": "fever",
      "name": "m"
    }
  ],
  "etymology_text": "From camp + fever.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "camp fever (uncountable)",
      "name": "en-noun"
    }
  ],
  "hyphenation": [
    "camp"
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with IPA pronunciation",
        "English terms with archaic senses",
        "English terms with non-redundant non-automated sortkeys",
        "English uncountable nouns",
        "en:Bacterial diseases",
        "en:Vector-borne diseases"
      ],
      "glosses": [
        "An infectious disease causing fever that spreads in camps, specifically typhus."
      ],
      "links": [
        [
          "infectious",
          "infectious"
        ],
        [
          "disease",
          "disease#Noun"
        ],
        [
          "causing",
          "cause#Verb"
        ],
        [
          "fever",
          "fever#Noun"
        ],
        [
          "spreads",
          "spread#Verb"
        ],
        [
          "camps",
          "camp#Noun"
        ],
        [
          "typhus",
          "typhus"
        ]
      ],
      "raw_glosses": [
        "(archaic) An infectious disease causing fever that spreads in camps, specifically typhus."
      ],
      "tags": [
        "archaic",
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkæmp ˌfiːvə/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/ˈkæmp ˌfivɚ/",
      "tags": [
        "General-American"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "camp-fever"
    }
  ],
  "word": "camp fever"
}