"crack of dawn" meaning in All languages combined

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lexique en anglais du temps",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions nominales en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de crack et de dawn."
  ],
  "forms": [
    {
      "form": "cracks of dawn",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en anglais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en anglais à traduire",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Anne Tyler, The Accidental Tourist, chapitre XX, Knopf, États-Unis, 12 août 1985, ISBN 039454689X",
          "text": "This is high-speed travel, Muriel. Not fun. I’m waking up at crack of dawn."
        }
      ],
      "glosses": [
        "Aube (heure du lever du soleil)."
      ],
      "id": "fr-crack_of_dawn-en-noun-ihPHAZ6p",
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "crack of dawn"
}

{
  "categories": [
    "Compositions en anglais",
    "Lexique en anglais du temps",
    "Locutions nominales en anglais",
    "anglais"
  ],
  "etymology_texts": [
    "Composé de crack et de dawn."
  ],
  "forms": [
    {
      "form": "cracks of dawn",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Exemples en anglais",
        "Exemples en anglais à traduire"
      ],
      "examples": [
        {
          "ref": "Anne Tyler, The Accidental Tourist, chapitre XX, Knopf, États-Unis, 12 août 1985, ISBN 039454689X",
          "text": "This is high-speed travel, Muriel. Not fun. I’m waking up at crack of dawn."
        }
      ],
      "glosses": [
        "Aube (heure du lever du soleil)."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "crack of dawn"
}