"four score and ten" meaning in English

{
  "etymology_text": "From the Bible, in which King David is supposed to have lived three score and ten (70) years.",
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "four score and ten",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "83 17",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "79 21",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "88 12",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "2010, Jay Cassell, The Best Hunting Stories Ever Told, page 540:",
          "text": "Our four score and ten are a mere twelve or thirteen years to a dog.",
          "type": "quote"
        },
        {
          "ref": "2014, Ernest Dichter, Getting Motivated, page ix:",
          "text": "I have completed my four-score-and-ten, but physical age seems to be less important than life insurance statistics would indicate.",
          "type": "quote"
        },
        {
          "ref": "2019, Kate Atkinson, Big Sky, →ISBN, page 300:",
          "text": "when I was in the Army there were some guys who said they'd rather die in combat— go down fighting— than live out their four score and ten.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A human lifespan."
      ],
      "id": "en-four_score_and_ten-en-noun-AKw-fGVH"
    },
    {
      "categories": [
        {
          "_dis": "30 70",
          "kind": "topical",
          "langcode": "en",
          "name": "Ninety",
          "orig": "en:Ninety",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Used other than figuratively or idiomatically: see four, score, ten. 90."
      ],
      "id": "en-four_score_and_ten-en-noun-Lct3BSlq",
      "links": [
        [
          "four",
          "four#English"
        ],
        [
          "score",
          "score#English"
        ],
        [
          "ten",
          "ten#English"
        ]
      ]
    }
  ],
  "word": "four score and ten"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English nouns with unknown or uncertain plurals",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Ninety"
  ],
  "etymology_text": "From the Bible, in which King David is supposed to have lived three score and ten (70) years.",
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "four score and ten",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2010, Jay Cassell, The Best Hunting Stories Ever Told, page 540:",
          "text": "Our four score and ten are a mere twelve or thirteen years to a dog.",
          "type": "quote"
        },
        {
          "ref": "2014, Ernest Dichter, Getting Motivated, page ix:",
          "text": "I have completed my four-score-and-ten, but physical age seems to be less important than life insurance statistics would indicate.",
          "type": "quote"
        },
        {
          "ref": "2019, Kate Atkinson, Big Sky, →ISBN, page 300:",
          "text": "when I was in the Army there were some guys who said they'd rather die in combat— go down fighting— than live out their four score and ten.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A human lifespan."
      ]
    },
    {
      "glosses": [
        "Used other than figuratively or idiomatically: see four, score, ten. 90."
      ],
      "links": [
        [
          "four",
          "four#English"
        ],
        [
          "score",
          "score#English"
        ],
        [
          "ten",
          "ten#English"
        ]
      ]
    }
  ],
  "word": "four score and ten"
}