"Tax Day" meaning in English

{
  "forms": [
    {
      "form": "Tax Days",
      "tags": [
        "plural"
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  ],
  "head_templates": [
    {
      "args": {
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      "name": "en-proper-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "66 34",
          "kind": "topical",
          "langcode": "en",
          "name": "Taxation",
          "orig": "en:Taxation",
          "parents": [
            "Government",
            "Law",
            "Money",
            "Politics",
            "Society",
            "Justice",
            "Business",
            "All topics",
            "Economics",
            "Fundamental",
            "Social sciences",
            "Sciences"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The day on which individual income tax returns are due to be submitted to the federal government, or within an individual state."
      ],
      "id": "en-Tax_Day-en-name-ELTRdXN3",
      "links": [
        [
          "income tax",
          "income tax"
        ],
        [
          "return",
          "return"
        ],
        [
          "federal government",
          "federal government"
        ],
        [
          "state",
          "state"
        ]
      ],
      "raw_glosses": [
        "(US, colloquial) The day on which individual income tax returns are due to be submitted to the federal government, or within an individual state."
      ],
      "tags": [
        "US",
        "colloquial"
      ]
    },
    {
      "alt_of": [
        {
          "word": "Tax Freedom Day"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "24 76",
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          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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        },
        {
          "_dis": "23 77",
          "kind": "other",
          "name": "Pages with 1 entry",
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          "_dis": "22 78",
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          "parents": [],
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      ],
      "glosses": [
        "Ellipsis of Tax Freedom Day."
      ],
      "id": "en-Tax_Day-en-name-n7r5V52H",
      "links": [
        [
          "Tax Freedom Day",
          "Tax Freedom Day#English"
        ]
      ],
      "raw_glosses": [
        "(US, colloquial) Ellipsis of Tax Freedom Day."
      ],
      "tags": [
        "US",
        "abbreviation",
        "alt-of",
        "colloquial",
        "ellipsis"
      ]
    }
  ],
  "wikipedia": [
    "Tax Day"
  ],
  "word": "Tax Day"
}

{
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    "English lemmas",
    "English multiword terms",
    "English proper nouns",
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    "en:Taxation"
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  "forms": [
    {
      "form": "Tax Days",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "head": "Tax Day"
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      "expansion": "Tax Day (plural Tax Days)",
      "name": "en-proper-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "American English",
        "English colloquialisms"
      ],
      "glosses": [
        "The day on which individual income tax returns are due to be submitted to the federal government, or within an individual state."
      ],
      "links": [
        [
          "income tax",
          "income tax"
        ],
        [
          "return",
          "return"
        ],
        [
          "federal government",
          "federal government"
        ],
        [
          "state",
          "state"
        ]
      ],
      "raw_glosses": [
        "(US, colloquial) The day on which individual income tax returns are due to be submitted to the federal government, or within an individual state."
      ],
      "tags": [
        "US",
        "colloquial"
      ]
    },
    {
      "alt_of": [
        {
          "word": "Tax Freedom Day"
        }
      ],
      "categories": [
        "American English",
        "English colloquialisms",
        "English ellipses"
      ],
      "glosses": [
        "Ellipsis of Tax Freedom Day."
      ],
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        [
          "Tax Freedom Day",
          "Tax Freedom Day#English"
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      ],
      "raw_glosses": [
        "(US, colloquial) Ellipsis of Tax Freedom Day."
      ],
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      ]
    }
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  "wikipedia": [
    "Tax Day"
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  "word": "Tax Day"
}