"取り返しのつかない" meaning in Japanese

{
  "forms": [
    {
      "form": "取り返しのつかない",
      "ruby": [
        [
          "取",
          "と"
        ],
        [
          "返",
          "かえ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "torikaeshi no tsukanai",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "idiom",
        "2": "とりかえし の つかない"
      },
      "expansion": "取(と)り返(かえ)しのつかない • (torikaeshi no tsukanai)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "phrase",
  "senses": [
    {
      "alt_of": [
        {
          "word": "取り返しがつかない"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms read with kun'yomi",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with 2 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with multiple readings",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "alternative form of 取り返しがつかない"
      ],
      "id": "en-取り返しのつかない-ja-phrase-15a-qigZ",
      "links": [
        [
          "取り返しがつかない",
          "取り返しがつかない#Japanese"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "idiomatic"
      ]
    }
  ],
  "word": "取り返しのつかない"
}

{
  "forms": [
    {
      "form": "取り返しのつかない",
      "ruby": [
        [
          "取",
          "と"
        ],
        [
          "返",
          "かえ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "torikaeshi no tsukanai",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "idiom",
        "2": "とりかえし の つかない"
      },
      "expansion": "取(と)り返(かえ)しのつかない • (torikaeshi no tsukanai)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "phrase",
  "senses": [
    {
      "alt_of": [
        {
          "word": "取り返しがつかない"
        }
      ],
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese idioms",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese terms read with kun'yomi",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms spelled with 取 read as と",
        "Japanese terms spelled with 返 read as かえ",
        "Japanese terms with 2 kanji",
        "Japanese terms with multiple readings",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "alternative form of 取り返しがつかない"
      ],
      "links": [
        [
          "取り返しがつかない",
          "取り返しがつかない#Japanese"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "idiomatic"
      ]
    }
  ],
  "word": "取り返しのつかない"
}