"next-day" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "next-day (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1961 September, B. Perren, “The Tilbury Line serves industrial North Thameside”, in Modern Railways, page 559",
          "text": "Records of arrival times are sent to the L.T.S. Line Traffic Manager's office so that any deviations from the assured next-day arrival can be investigated.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Relating to the following day, often regarding a provided service."
      ],
      "id": "en-next-day-en-adj-IxZGJBC~",
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "next-day"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "next-day (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "English uncomparable adjectives"
      ],
      "examples": [
        {
          "ref": "1961 September, B. Perren, “The Tilbury Line serves industrial North Thameside”, in Modern Railways, page 559",
          "text": "Records of arrival times are sent to the L.T.S. Line Traffic Manager's office so that any deviations from the assured next-day arrival can be investigated.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Relating to the following day, often regarding a provided service."
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "next-day"
}