"oldermost" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "older",
        "3": "most"
      },
      "expansion": "older + -most",
      "name": "suffix"
    }
  ],
  "etymology_text": "From older + -most.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "superlative adjective"
      },
      "expansion": "oldermost",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -most",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2013, Philipp Meyer, The Son, Simon & Schuster, published 2014, page 18",
          "text": "It would drive its ball through even the oldermost of the tribe of Ephraim, or, if you preferred, bark a squirrel at nearly any distance.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Oldest."
      ],
      "id": "en-oldermost-en-adj-Yczz5Biz",
      "links": [
        [
          "Oldest",
          "oldest"
        ]
      ],
      "raw_glosses": [
        "(US, dialectal) Oldest."
      ],
      "tags": [
        "US",
        "dialectal"
      ]
    }
  ],
  "word": "oldermost"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "older",
        "3": "most"
      },
      "expansion": "older + -most",
      "name": "suffix"
    }
  ],
  "etymology_text": "From older + -most.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "superlative adjective"
      },
      "expansion": "oldermost",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "American English",
        "English dialectal terms",
        "English entries with incorrect language header",
        "English non-lemma forms",
        "English superlative adjectives",
        "English terms suffixed with -most",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2013, Philipp Meyer, The Son, Simon & Schuster, published 2014, page 18",
          "text": "It would drive its ball through even the oldermost of the tribe of Ephraim, or, if you preferred, bark a squirrel at nearly any distance.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Oldest."
      ],
      "links": [
        [
          "Oldest",
          "oldest"
        ]
      ],
      "raw_glosses": [
        "(US, dialectal) Oldest."
      ],
      "tags": [
        "US",
        "dialectal"
      ]
    }
  ],
  "word": "oldermost"
}