"dog's chance" meaning in English

{
  "forms": [
    {
      "form": "a dog's chance",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "?",
        "head": "a dog's chance"
      },
      "expansion": "a dog's chance",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "1936, F.J. Thwaites, chapter XVII, in The Redemption, Sydney: H. John Edwards, published 1940, page 177",
          "text": "\"Poor old boy was in a pretty bad way. Fact is,I didn't give him a dog's chance.\"",
          "type": "quotation"
        },
        {
          "ref": "2014 September 16, Ian Jack, “Is this the end of Britishness”, in The Guardian",
          "text": "One day, more than 60 years ago, we went as a family to the National Wallace Monument. My father took a binary, black-and-white approach to people and things: in toothpaste, Colgate was bad and Euthymol good; in bicycles, Raleigh was preferred to BSA; in Polar explorers, Captain Scott didn’t stand a dog’s chance against Amundsen.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Little or no likelihood."
      ],
      "id": "en-dog's_chance-en-noun-7Pj65qpn",
      "links": [
        [
          "likelihood",
          "likelihood"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) Little or no likelihood."
      ],
      "synonyms": [
        {
          "word": "snowball's chance in hell"
        }
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-dog's chance.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/77/En-au-dog%27s_chance.ogg/En-au-dog%27s_chance.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/7/77/En-au-dog%27s_chance.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "dog's chance"
}

{
  "forms": [
    {
      "form": "a dog's chance",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "?",
        "head": "a dog's chance"
      },
      "expansion": "a dog's chance",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English nouns with unknown or uncertain plurals",
        "English terms with audio links",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1936, F.J. Thwaites, chapter XVII, in The Redemption, Sydney: H. John Edwards, published 1940, page 177",
          "text": "\"Poor old boy was in a pretty bad way. Fact is,I didn't give him a dog's chance.\"",
          "type": "quotation"
        },
        {
          "ref": "2014 September 16, Ian Jack, “Is this the end of Britishness”, in The Guardian",
          "text": "One day, more than 60 years ago, we went as a family to the National Wallace Monument. My father took a binary, black-and-white approach to people and things: in toothpaste, Colgate was bad and Euthymol good; in bicycles, Raleigh was preferred to BSA; in Polar explorers, Captain Scott didn’t stand a dog’s chance against Amundsen.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Little or no likelihood."
      ],
      "links": [
        [
          "likelihood",
          "likelihood"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) Little or no likelihood."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-dog's chance.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/77/En-au-dog%27s_chance.ogg/En-au-dog%27s_chance.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/7/77/En-au-dog%27s_chance.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "synonyms": [
    {
      "word": "snowball's chance in hell"
    }
  ],
  "word": "dog's chance"
}