"buffer beam" meaning in English

{
  "forms": [
    {
      "form": "buffer beams",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "bufferbeam",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "buffer beam (plural buffer beams)",
      "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": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1948 November and December, “The Holden 2-4-0 Locomotives of the L.N.E.R.”, in Railway Magazine, page 374, photo caption:",
          "text": "This locomotive was fitted experimentally with a seat on the front buffer beam, for the inspection of station gardens.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A transverse metal beam at each end of a rail vehicle on which buffers, couplings, brake pipes etc. are mounted."
      ],
      "id": "en-buffer_beam-en-noun-2R5AvIas",
      "links": [
        [
          "rail transport",
          "rail transport"
        ]
      ],
      "raw_glosses": [
        "(rail transport) A transverse metal beam at each end of a rail vehicle on which buffers, couplings, brake pipes etc. are mounted."
      ],
      "synonyms": [
        {
          "word": "headstock"
        }
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-iːm"
    }
  ],
  "word": "buffer beam"
}

{
  "forms": [
    {
      "form": "buffer beams",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "bufferbeam",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "buffer beam (plural buffer beams)",
      "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",
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:English/iːm",
        "Rhymes:English/iːm/3 syllables",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "1948 November and December, “The Holden 2-4-0 Locomotives of the L.N.E.R.”, in Railway Magazine, page 374, photo caption:",
          "text": "This locomotive was fitted experimentally with a seat on the front buffer beam, for the inspection of station gardens.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A transverse metal beam at each end of a rail vehicle on which buffers, couplings, brake pipes etc. are mounted."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ]
      ],
      "raw_glosses": [
        "(rail transport) A transverse metal beam at each end of a rail vehicle on which buffers, couplings, brake pipes etc. are mounted."
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-iːm"
    }
  ],
  "synonyms": [
    {
      "word": "headstock"
    }
  ],
  "word": "buffer beam"
}