"race day" meaning in English

{
  "forms": [
    {
      "form": "race days",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "race day (plural race days)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "raceday"
        }
      ],
      "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"
        }
      ],
      "examples": [
        {
          "ref": "1964 June, Cecil J. Allen, “Locomotive Running Past and Present”, in Modern Railways, page 387:",
          "text": "By Savernake the train was 4½min early; we then had the thrill of sweeping through Newbury at 95 m.p.h.—and one wonders if any of the punters on the neighbouring racecourse had any eyes for our flying cavalcade as we swept by, for it was a race day—[...].",
          "type": "quote"
        },
        {
          "ref": "2023 July 26, Pip Dunn, “Merseyrail '777s' are OK for commuters”, in RAIL, number 988, page 59:",
          "text": "Remember that these trains will serve Aintree on race days and both Anfield and Goodison Park (and soon Everton FC's new stadium), so there will be times when they are packed to the gunwales with passengers - albeit, disgorging their footfall at one station in one fell swoop.",
          "type": "quote"
        },
        {
          "ref": "2023 December 27, David Turner, “Silent lines...”, in RAIL, number 999, page 29:",
          "text": "But to no avail - the suburban (Sunday) service ground to a halt, with only 20 of the 268 motormen turning up for work on Boxing Day [1949]. Kempton Park races lost 10,000 visitors, with the cancellation of 12 extra race day trains.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of raceday"
      ],
      "id": "en-race_day-en-noun-79lRKPIy",
      "links": [
        [
          "raceday",
          "raceday#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "race day"
}

{
  "forms": [
    {
      "form": "race days",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "race day (plural race days)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "raceday"
        }
      ],
      "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"
      ],
      "examples": [
        {
          "ref": "1964 June, Cecil J. Allen, “Locomotive Running Past and Present”, in Modern Railways, page 387:",
          "text": "By Savernake the train was 4½min early; we then had the thrill of sweeping through Newbury at 95 m.p.h.—and one wonders if any of the punters on the neighbouring racecourse had any eyes for our flying cavalcade as we swept by, for it was a race day—[...].",
          "type": "quote"
        },
        {
          "ref": "2023 July 26, Pip Dunn, “Merseyrail '777s' are OK for commuters”, in RAIL, number 988, page 59:",
          "text": "Remember that these trains will serve Aintree on race days and both Anfield and Goodison Park (and soon Everton FC's new stadium), so there will be times when they are packed to the gunwales with passengers - albeit, disgorging their footfall at one station in one fell swoop.",
          "type": "quote"
        },
        {
          "ref": "2023 December 27, David Turner, “Silent lines...”, in RAIL, number 999, page 29:",
          "text": "But to no avail - the suburban (Sunday) service ground to a halt, with only 20 of the 268 motormen turning up for work on Boxing Day [1949]. Kempton Park races lost 10,000 visitors, with the cancellation of 12 extra race day trains.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of raceday"
      ],
      "links": [
        [
          "raceday",
          "raceday#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "race day"
}