"bygones" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bygone",
        "pos": "noun"
      },
      "expansion": "bygone (noun)",
      "name": "m"
    }
  ],
  "etymology_text": "Plural of bygone (noun).",
  "forms": [
    {
      "form": "bygone",
      "tags": [
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "p",
        "sg": "bygone"
      },
      "expansion": "bygones pl (normally plural, singular bygone)",
      "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 pluralia tantum",
          "parents": [
            "Pluralia tantum",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Things that happened in the past."
      ],
      "id": "en-bygones-en-noun-FQRqoaNg",
      "links": [
        [
          "happened",
          "happened"
        ],
        [
          "past",
          "past"
        ]
      ],
      "related": [
        {
          "word": "let bygones be bygones"
        },
        {
          "word": "bygone"
        }
      ],
      "tags": [
        "plural",
        "plural-normally"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈbaɪˌɡɑnz/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "bygones"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bygone",
        "pos": "noun"
      },
      "expansion": "bygone (noun)",
      "name": "m"
    }
  ],
  "etymology_text": "Plural of bygone (noun).",
  "forms": [
    {
      "form": "bygone",
      "tags": [
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "p",
        "sg": "bygone"
      },
      "expansion": "bygones pl (normally plural, singular bygone)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "let bygones be bygones"
    },
    {
      "word": "bygone"
    }
  ],
  "senses": [
    {
      "categories": [
        "English 2-syllable words",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English pluralia tantum",
        "English terms with IPA pronunciation"
      ],
      "glosses": [
        "Things that happened in the past."
      ],
      "links": [
        [
          "happened",
          "happened"
        ],
        [
          "past",
          "past"
        ]
      ],
      "tags": [
        "plural",
        "plural-normally"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈbaɪˌɡɑnz/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "bygones"
}