"ghost bike" meaning in English

{
  "etymology_text": "US origin, 2003.",
  "forms": [
    {
      "form": "ghost bikes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ghost bike (plural ghost bikes)",
      "name": "en-noun"
    }
  ],
  "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"
        }
      ],
      "examples": [
        {
          "ref": "2011 November 10, Peter Walker, Vicky Lane, “Ghost bikes: memorials to road victims blamed for putting people off cycling”, in The Guardian",
          "text": "Often painted entirely in white and locked to a fixed object as close to the accident site as possible, ghost bikes aim to act as both a memorial –they feature the name of the dead rider and other details, whether on a sign or painted to the frame – and a cautionary reminder for cyclists and drivers about what can happen when bike and vehicle come into contact.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A bicycle painted white and set up as a roadside memorial to indicate where a cyclist was killed by traffic."
      ],
      "id": "en-ghost_bike-en-noun-0AULZuA0",
      "links": [
        [
          "bicycle",
          "bicycle"
        ],
        [
          "white",
          "white"
        ],
        [
          "roadside",
          "roadside"
        ],
        [
          "memorial",
          "memorial"
        ],
        [
          "cyclist",
          "cyclist"
        ],
        [
          "traffic",
          "traffic"
        ]
      ],
      "translations": [
        {
          "code": "fr",
          "lang": "French",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "vélo fantôme"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "Translations",
          "tags": [
            "feminine"
          ],
          "word": "bici fantasma"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "Translations",
          "tags": [
            "feminine"
          ],
          "word": "bicicleta fantasma"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "Translations",
          "tags": [
            "feminine"
          ],
          "word": "bicicleta fantasma"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "Translations",
          "tags": [
            "feminine"
          ],
          "word": "bicicleta blanca"
        }
      ]
    }
  ],
  "word": "ghost bike"
}

{
  "etymology_text": "US origin, 2003.",
  "forms": [
    {
      "form": "ghost bikes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ghost bike (plural ghost bikes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Translation table header lacks gloss"
      ],
      "examples": [
        {
          "ref": "2011 November 10, Peter Walker, Vicky Lane, “Ghost bikes: memorials to road victims blamed for putting people off cycling”, in The Guardian",
          "text": "Often painted entirely in white and locked to a fixed object as close to the accident site as possible, ghost bikes aim to act as both a memorial –they feature the name of the dead rider and other details, whether on a sign or painted to the frame – and a cautionary reminder for cyclists and drivers about what can happen when bike and vehicle come into contact.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A bicycle painted white and set up as a roadside memorial to indicate where a cyclist was killed by traffic."
      ],
      "links": [
        [
          "bicycle",
          "bicycle"
        ],
        [
          "white",
          "white"
        ],
        [
          "roadside",
          "roadside"
        ],
        [
          "memorial",
          "memorial"
        ],
        [
          "cyclist",
          "cyclist"
        ],
        [
          "traffic",
          "traffic"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "vélo fantôme"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "Translations",
      "tags": [
        "feminine"
      ],
      "word": "bici fantasma"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "Translations",
      "tags": [
        "feminine"
      ],
      "word": "bicicleta fantasma"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "Translations",
      "tags": [
        "feminine"
      ],
      "word": "bicicleta fantasma"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "Translations",
      "tags": [
        "feminine"
      ],
      "word": "bicicleta blanca"
    }
  ],
  "word": "ghost bike"
}