"rear-end collision" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "noun"
      },
      "expansion": "rear-end collision",
      "name": "head"
    }
  ],
  "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": "Mandarin terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Automotive",
          "orig": "en:Automotive",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "id": "en-rear-end_collision-en-noun-47DEQpj8",
      "tags": [
        "no-gloss",
        "translation-hub"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "zhuīwěi",
          "sense": "Translations",
          "word": "追尾"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "peräänajo"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "Auffahrunfall"
        },
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "Translations",
          "word": "ráfutásos baleset"
        },
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "Translations",
          "tags": [
            "informal"
          ],
          "word": "hátulról nekiütközés/belemenés (való)"
        },
        {
          "alt": "ついとつ",
          "code": "ja",
          "lang": "Japanese",
          "roman": "tsuitotsu",
          "sense": "Translations",
          "word": "追突"
        },
        {
          "code": "ko",
          "lang": "Korean",
          "roman": "chudol",
          "sense": "Translations",
          "word": "추돌"
        }
      ],
      "wikipedia": [
        "rear-end collision"
      ]
    }
  ],
  "word": "rear-end collision"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "noun"
      },
      "expansion": "rear-end collision",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Mandarin terms with redundant transliterations",
        "Translation table header lacks gloss",
        "en:Automotive"
      ],
      "tags": [
        "no-gloss",
        "translation-hub"
      ],
      "wikipedia": [
        "rear-end collision"
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "zhuīwěi",
      "sense": "Translations",
      "word": "追尾"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "peräänajo"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "Auffahrunfall"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "Translations",
      "word": "ráfutásos baleset"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "Translations",
      "tags": [
        "informal"
      ],
      "word": "hátulról nekiütközés/belemenés (való)"
    },
    {
      "alt": "ついとつ",
      "code": "ja",
      "lang": "Japanese",
      "roman": "tsuitotsu",
      "sense": "Translations",
      "word": "追突"
    },
    {
      "code": "ko",
      "lang": "Korean",
      "roman": "chudol",
      "sense": "Translations",
      "word": "추돌"
    }
  ],
  "word": "rear-end collision"
}