"hope against hope" meaning in English

{
  "etymology_text": "Likely a paraphrase of the first few words of Romans 4:18.",
  "forms": [
    {
      "form": "hopes against hope",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "hoping against hope",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "hoped against hope",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "hoped against hope",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "hope against hope (third-person singular simple present hopes against hope, present participle hoping against hope, simple past and past participle hoped against hope)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Italian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Serbo-Croatian translations",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "To continue to hope, even when what is hoped for seems unlikely or impossible."
      ],
      "id": "en-hope_against_hope-en-verb-NxCFjz2k",
      "links": [
        [
          "continue",
          "continue"
        ],
        [
          "unlikely",
          "unlikely"
        ],
        [
          "impossible",
          "impossible"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To continue to hope, even when what is hoped for seems unlikely or impossible."
      ],
      "tags": [
        "idiomatic"
      ],
      "translations": [
        {
          "code": "it",
          "lang": "Italian",
          "sense": "to keep hoping even when the odds are against",
          "word": "sperare nell'impossibile"
        },
        {
          "code": "sh",
          "lang": "Serbo-Croatian",
          "sense": "to keep hoping even when the odds are against",
          "tags": [
            "Cyrillic"
          ],
          "word": "у̏залӯдно се на́дати"
        },
        {
          "code": "sh",
          "lang": "Serbo-Croatian",
          "sense": "to keep hoping even when the odds are against",
          "tags": [
            "Roman"
          ],
          "word": "ȕzalūdno se nádati"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-hope against hope.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/55/En-au-hope_against_hope.ogg/En-au-hope_against_hope.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/5/55/En-au-hope_against_hope.ogg"
    }
  ],
  "word": "hope against hope"
}

{
  "etymology_text": "Likely a paraphrase of the first few words of Romans 4:18.",
  "forms": [
    {
      "form": "hopes against hope",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "hoping against hope",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "hoped against hope",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "hoped against hope",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "hope against hope (third-person singular simple present hopes against hope, present participle hoping against hope, simple past and past participle hoped against hope)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English verbs",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Italian translations",
        "Terms with Serbo-Croatian translations"
      ],
      "glosses": [
        "To continue to hope, even when what is hoped for seems unlikely or impossible."
      ],
      "links": [
        [
          "continue",
          "continue"
        ],
        [
          "unlikely",
          "unlikely"
        ],
        [
          "impossible",
          "impossible"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To continue to hope, even when what is hoped for seems unlikely or impossible."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-hope against hope.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/55/En-au-hope_against_hope.ogg/En-au-hope_against_hope.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/5/55/En-au-hope_against_hope.ogg"
    }
  ],
  "translations": [
    {
      "code": "it",
      "lang": "Italian",
      "sense": "to keep hoping even when the odds are against",
      "word": "sperare nell'impossibile"
    },
    {
      "code": "sh",
      "lang": "Serbo-Croatian",
      "sense": "to keep hoping even when the odds are against",
      "tags": [
        "Cyrillic"
      ],
      "word": "у̏залӯдно се на́дати"
    },
    {
      "code": "sh",
      "lang": "Serbo-Croatian",
      "sense": "to keep hoping even when the odds are against",
      "tags": [
        "Roman"
      ],
      "word": "ȕzalūdno se nádati"
    }
  ],
  "word": "hope against hope"
}