"call it a night" meaning in English

{
  "forms": [
    {
      "form": "calls it a night",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "calling it a night",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "called it a night",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "called it a night",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "call it a night (third-person singular simple present calls it a night, present participle calling it a night, simple past and past participle called it a night)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "related": [
    {
      "_dis1": "49 51",
      "word": "call it an early night"
    },
    {
      "_dis1": "49 51",
      "word": "call it a day"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "_dis": "85 15",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "82 18",
          "kind": "other",
          "name": "English terms with placeholder \"it\"",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "81 19",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "84 16",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "100 0",
          "kind": "topical",
          "langcode": "en",
          "name": "Sleep",
          "orig": "en:Sleep",
          "parents": [
            "Body",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "To go to bed to sleep."
      ],
      "id": "en-call_it_a_night-en-verb-5ytQgomF",
      "links": [
        [
          "go to bed",
          "go to bed"
        ],
        [
          "sleep",
          "sleep"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To go to bed to sleep."
      ],
      "tags": [
        "idiomatic"
      ]
    },
    {
      "categories": [],
      "glosses": [
        "To cease what one has been doing for the night."
      ],
      "id": "en-call_it_a_night-en-verb-BNgpinTA",
      "links": [
        [
          "cease",
          "cease"
        ],
        [
          "night",
          "night"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To cease what one has been doing for the night."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-call it a night.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/04/En-au-call_it_a_night.ogg/En-au-call_it_a_night.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/0/04/En-au-call_it_a_night.ogg"
    }
  ],
  "word": "call it a night"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English terms with placeholder \"it\"",
    "English verbs",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Sleep"
  ],
  "forms": [
    {
      "form": "calls it a night",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "calling it a night",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "called it a night",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "called it a night",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "call it a night (third-person singular simple present calls it a night, present participle calling it a night, simple past and past participle called it a night)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "related": [
    {
      "word": "call it an early night"
    },
    {
      "word": "call it a day"
    }
  ],
  "senses": [
    {
      "categories": [
        "English idioms"
      ],
      "glosses": [
        "To go to bed to sleep."
      ],
      "links": [
        [
          "go to bed",
          "go to bed"
        ],
        [
          "sleep",
          "sleep"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To go to bed to sleep."
      ],
      "tags": [
        "idiomatic"
      ]
    },
    {
      "categories": [
        "English idioms"
      ],
      "glosses": [
        "To cease what one has been doing for the night."
      ],
      "links": [
        [
          "cease",
          "cease"
        ],
        [
          "night",
          "night"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To cease what one has been doing for the night."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-call it a night.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/04/En-au-call_it_a_night.ogg/En-au-call_it_a_night.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/0/04/En-au-call_it_a_night.ogg"
    }
  ],
  "word": "call it a night"
}