"railway stamp" meaning in English

{
  "forms": [
    {
      "form": "railway stamps",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "railway stamp (plural railway stamps)",
      "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": "Philately",
          "orig": "en:Philately",
          "parents": [
            "Hobbies",
            "Recreation",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A stamp issued to pay the cost of the conveyance of a letter or parcel by rail."
      ],
      "id": "en-railway_stamp-en-noun-i4iBE3K2",
      "links": [
        [
          "philately",
          "philately"
        ],
        [
          "stamp",
          "stamp"
        ],
        [
          "conveyance",
          "conveyance"
        ],
        [
          "letter",
          "letter"
        ],
        [
          "parcel",
          "parcel"
        ]
      ],
      "raw_glosses": [
        "(philately) A stamp issued to pay the cost of the conveyance of a letter or parcel by rail."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "philately"
      ],
      "wikipedia": [
        "railway stamp"
      ]
    }
  ],
  "word": "railway stamp"
}

{
  "forms": [
    {
      "form": "railway stamps",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "railway stamp (plural railway stamps)",
      "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:Philately"
      ],
      "glosses": [
        "A stamp issued to pay the cost of the conveyance of a letter or parcel by rail."
      ],
      "links": [
        [
          "philately",
          "philately"
        ],
        [
          "stamp",
          "stamp"
        ],
        [
          "conveyance",
          "conveyance"
        ],
        [
          "letter",
          "letter"
        ],
        [
          "parcel",
          "parcel"
        ]
      ],
      "raw_glosses": [
        "(philately) A stamp issued to pay the cost of the conveyance of a letter or parcel by rail."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "philately"
      ],
      "wikipedia": [
        "railway stamp"
      ]
    }
  ],
  "word": "railway stamp"
}