"nonevent" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "non",
        "3": "event"
      },
      "expansion": "non- + event",
      "name": "prefix"
    }
  ],
  "etymology_text": "From non- + event.",
  "forms": [
    {
      "form": "nonevents",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "non-event",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "nonevent (plural nonevents)",
      "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": "English terms prefixed with non-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "An anticipated event that does not occur, or one that has a disappointing anticlimax."
      ],
      "id": "en-nonevent-en-noun-TwaTm5-R",
      "links": [
        [
          "anticipated",
          "anticipated"
        ],
        [
          "event",
          "event"
        ],
        [
          "occur",
          "occur"
        ],
        [
          "disappointing",
          "disappointing"
        ],
        [
          "anticlimax",
          "anticlimax"
        ]
      ]
    }
  ],
  "word": "nonevent"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "non",
        "3": "event"
      },
      "expansion": "non- + event",
      "name": "prefix"
    }
  ],
  "etymology_text": "From non- + event.",
  "forms": [
    {
      "form": "nonevents",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "non-event",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "nonevent (plural nonevents)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with non-",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "An anticipated event that does not occur, or one that has a disappointing anticlimax."
      ],
      "links": [
        [
          "anticipated",
          "anticipated"
        ],
        [
          "event",
          "event"
        ],
        [
          "occur",
          "occur"
        ],
        [
          "disappointing",
          "disappointing"
        ],
        [
          "anticlimax",
          "anticlimax"
        ]
      ]
    }
  ],
  "word": "nonevent"
}