"write-down" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":deverbal",
        "3": "write down",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish write downdeverb.\nEnglish write-down\n[Appendix:Glossary#deverbal|Deverbal]] from\", \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"English\", \"term\" : \"write down\", \"status\" : \"missing\", \"lang\" : \"en\" } ], \"keyword\" : \"deverbal\" } ], \"lang_name\" : \"English\", \"term\" : \"write-down\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"write-down\">\nDeverbal from write down.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish write downdeverb.\nEnglish write-down\nDeverbal from write down.",
  "forms": [
    {
      "form": "write-downs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "write-down (plural write-downs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "writedown"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English deverbals",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries referencing missing etymons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology texts",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Alternative form of writedown."
      ],
      "id": "en-write-down-en-noun-0cEhN8oY",
      "links": [
        [
          "writedown",
          "writedown#English"
        ]
      ],
      "related": [
        {
          "word": "markdown"
        },
        {
          "word": "writeoff"
        },
        {
          "word": "write-off"
        }
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "write-down"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":deverbal",
        "3": "write down",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish write downdeverb.\nEnglish write-down\n[Appendix:Glossary#deverbal|Deverbal]] from\", \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"English\", \"term\" : \"write down\", \"status\" : \"missing\", \"lang\" : \"en\" } ], \"keyword\" : \"deverbal\" } ], \"lang_name\" : \"English\", \"term\" : \"write-down\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"write-down\">\nDeverbal from write down.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish write downdeverb.\nEnglish write-down\nDeverbal from write down.",
  "forms": [
    {
      "form": "write-downs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "write-down (plural write-downs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "markdown"
    },
    {
      "word": "writeoff"
    },
    {
      "word": "write-off"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "writedown"
        }
      ],
      "categories": [
        "English countable nouns",
        "English deverbals",
        "English entries referencing missing etymons",
        "English entries with etymology texts",
        "English entries with etymology trees",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English phrasal nouns",
        "Pages using etymon with no ID",
        "Pages with 1 entry",
        "Pages with entries",
        "Pages with etymology trees"
      ],
      "glosses": [
        "Alternative form of writedown."
      ],
      "links": [
        [
          "writedown",
          "writedown#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "write-down"
}