"radness" meaning in English

{
  "etymology_templates": [
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      "args": {
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        "2": "rad",
        "3": "ness"
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      "expansion": "rad + -ness",
      "name": "suffix"
    }
  ],
  "etymology_text": "From rad + -ness.",
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      "expansion": "radness (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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          "name": "English terms suffixed with -ness",
          "parents": [],
          "source": "w"
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        {
          "ref": "2009, Erik C. Votruba, The Cowboy Mile, page 145:",
          "text": "Usually, freshmen were excited to cruise around with anyone who had a car, any car. Just to be able to avoid the bus or a ride with mom and dad was rad. But, this car was pushing the boundaries of radness.",
          "type": "quote"
        }
      ],
      "glosses": [
        "excellence"
      ],
      "id": "en-radness-en-noun-h0CbHFo0",
      "links": [
        [
          "excellence",
          "excellence"
        ]
      ],
      "raw_glosses": [
        "(slang) excellence"
      ],
      "tags": [
        "slang",
        "uncountable"
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    }
  ],
  "word": "radness"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "rad",
        "3": "ness"
      },
      "expansion": "rad + -ness",
      "name": "suffix"
    }
  ],
  "etymology_text": "From rad + -ness.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "radness (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
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      "examples": [
        {
          "ref": "2009, Erik C. Votruba, The Cowboy Mile, page 145:",
          "text": "Usually, freshmen were excited to cruise around with anyone who had a car, any car. Just to be able to avoid the bus or a ride with mom and dad was rad. But, this car was pushing the boundaries of radness.",
          "type": "quote"
        }
      ],
      "glosses": [
        "excellence"
      ],
      "links": [
        [
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        "(slang) excellence"
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  "word": "radness"
}