"uselessest" meaning in English

{
  "head_templates": [
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      "args": {
        "1": "en",
        "2": "superlative adjective"
      },
      "expansion": "uselessest",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2012, Miles Franklin, My Brilliant Career",
          "text": "You couldn't expect to do anything decently, for you're only a man, and men are the uselessest, good-for-nothingest, clumsiest animals in the world.",
          "type": "quotation"
        }
      ],
      "form_of": [
        {
          "extra": "most useless",
          "word": "useless"
        }
      ],
      "glosses": [
        "superlative form of useless: most useless"
      ],
      "id": "en-uselessest-en-adj-bjS50XcP",
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "useless",
          "useless#English"
        ]
      ],
      "raw_glosses": [
        "(nonstandard, humorous) superlative form of useless: most useless"
      ],
      "tags": [
        "form-of",
        "humorous",
        "nonstandard",
        "superlative"
      ]
    }
  ],
  "word": "uselessest"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "superlative adjective"
      },
      "expansion": "uselessest",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English humorous terms",
        "English non-lemma forms",
        "English nonstandard terms",
        "English superlative adjectives",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2012, Miles Franklin, My Brilliant Career",
          "text": "You couldn't expect to do anything decently, for you're only a man, and men are the uselessest, good-for-nothingest, clumsiest animals in the world.",
          "type": "quotation"
        }
      ],
      "form_of": [
        {
          "extra": "most useless",
          "word": "useless"
        }
      ],
      "glosses": [
        "superlative form of useless: most useless"
      ],
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "useless",
          "useless#English"
        ]
      ],
      "raw_glosses": [
        "(nonstandard, humorous) superlative form of useless: most useless"
      ],
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        "form-of",
        "humorous",
        "nonstandard",
        "superlative"
      ]
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  ],
  "word": "uselessest"
}