"spillback" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "spill",
        "3": "back"
      },
      "expansion": "spill + back",
      "name": "compound"
    }
  ],
  "etymology_text": "From spill + back.",
  "forms": [
    {
      "form": "spillbacks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "spillback (countable and uncountable, plural spillbacks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "69 31",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
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        }
      ],
      "glosses": [
        "The blockage of an intersection by traffic as a result of the traffic lights changing and preventing progress."
      ],
      "id": "en-spillback-en-noun-Y8GBR5pF",
      "links": [
        [
          "blockage",
          "blockage"
        ],
        [
          "intersection",
          "intersection"
        ],
        [
          "traffic",
          "traffic"
        ],
        [
          "traffic light",
          "traffic light"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Epidemiology",
          "orig": "en:Epidemiology",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "The spread of an infectious pathogen from humans to non-human animals."
      ],
      "id": "en-spillback-en-noun-5DFghCqH",
      "links": [
        [
          "epidemiology",
          "epidemiology"
        ],
        [
          "infectious",
          "infectious"
        ],
        [
          "pathogen",
          "pathogen"
        ]
      ],
      "raw_glosses": [
        "(epidemiology) The spread of an infectious pathogen from humans to non-human animals."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "epidemiology",
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "spillback"
}

{
  "categories": [
    "English compound terms",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English uncountable nouns",
    "Pages with 1 entry",
    "Pages with entries"
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  "etymology_templates": [
    {
      "args": {
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        "2": "spill",
        "3": "back"
      },
      "expansion": "spill + back",
      "name": "compound"
    }
  ],
  "etymology_text": "From spill + back.",
  "forms": [
    {
      "form": "spillbacks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
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      "expansion": "spillback (countable and uncountable, plural spillbacks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "The blockage of an intersection by traffic as a result of the traffic lights changing and preventing progress."
      ],
      "links": [
        [
          "blockage",
          "blockage"
        ],
        [
          "intersection",
          "intersection"
        ],
        [
          "traffic",
          "traffic"
        ],
        [
          "traffic light",
          "traffic light"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    },
    {
      "categories": [
        "en:Epidemiology"
      ],
      "glosses": [
        "The spread of an infectious pathogen from humans to non-human animals."
      ],
      "links": [
        [
          "epidemiology",
          "epidemiology"
        ],
        [
          "infectious",
          "infectious"
        ],
        [
          "pathogen",
          "pathogen"
        ]
      ],
      "raw_glosses": [
        "(epidemiology) The spread of an infectious pathogen from humans to non-human animals."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "epidemiology",
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "spillback"
}