"burn barrel" meaning in English

{
  "forms": [
    {
      "form": "burn barrels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "burn barrel (plural burn barrels)",
      "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"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Containers",
          "orig": "en:Containers",
          "parents": [
            "Tools",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Fire",
          "orig": "en:Fire",
          "parents": [
            "Combustion",
            "Light sources",
            "Chemical processes",
            "Light",
            "Nature",
            "Energy",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A large metal container in which waste materials are disposed of by burning."
      ],
      "id": "en-burn_barrel-en-noun-LxU8xW6c",
      "links": [
        [
          "metal",
          "metal"
        ],
        [
          "container",
          "container"
        ],
        [
          "waste",
          "waste"
        ],
        [
          "material",
          "material"
        ],
        [
          "disposed of",
          "dispose of"
        ],
        [
          "burn",
          "burn"
        ]
      ]
    }
  ],
  "word": "burn barrel"
}

{
  "forms": [
    {
      "form": "burn barrels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "burn barrel (plural burn barrels)",
      "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",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Containers",
        "en:Fire"
      ],
      "glosses": [
        "A large metal container in which waste materials are disposed of by burning."
      ],
      "links": [
        [
          "metal",
          "metal"
        ],
        [
          "container",
          "container"
        ],
        [
          "waste",
          "waste"
        ],
        [
          "material",
          "material"
        ],
        [
          "disposed of",
          "dispose of"
        ],
        [
          "burn",
          "burn"
        ]
      ]
    }
  ],
  "word": "burn barrel"
}