"nerve wrack" meaning in English

{
  "forms": [
    {
      "form": "nerve wracks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "nerve wrack (plural nerve wracks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "nerve rack"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1920, Charles Neville Buck, The Law of Hemlock Mountain, page 190:",
          "text": "He had not known that he was wearied with nerve wrack and pell-mell dashing from firing point to firing point.",
          "type": "quote"
        },
        {
          "ref": "1923, The London City Mission Magazine - Volumes 88-89, page 184:",
          "text": "Nerve wrack and tension are registered in their faces, for in addition to road dangers they have to contend with growing competition and police vigilance which keep their minds continually on the lack of funds.",
          "type": "quote"
        },
        {
          "ref": "1925, Albert Payson Terhune, Najib, page 132:",
          "text": "Through fatigue and nerve wrack, his voice broke on the last word.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of nerve rack"
      ],
      "id": "en-nerve_wrack-en-noun-Iys2SfDP",
      "links": [
        [
          "nerve rack",
          "nerve rack#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "nerve wrack"
}

{
  "forms": [
    {
      "form": "nerve wracks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "nerve wrack (plural nerve wracks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "nerve rack"
        }
      ],
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1920, Charles Neville Buck, The Law of Hemlock Mountain, page 190:",
          "text": "He had not known that he was wearied with nerve wrack and pell-mell dashing from firing point to firing point.",
          "type": "quote"
        },
        {
          "ref": "1923, The London City Mission Magazine - Volumes 88-89, page 184:",
          "text": "Nerve wrack and tension are registered in their faces, for in addition to road dangers they have to contend with growing competition and police vigilance which keep their minds continually on the lack of funds.",
          "type": "quote"
        },
        {
          "ref": "1925, Albert Payson Terhune, Najib, page 132:",
          "text": "Through fatigue and nerve wrack, his voice broke on the last word.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of nerve rack"
      ],
      "links": [
        [
          "nerve rack",
          "nerve rack#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "nerve wrack"
}