"dunderheaded" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dunder",
        "3": "headed"
      },
      "expansion": "dunder + headed",
      "name": "compound"
    }
  ],
  "etymology_text": "dunder + headed",
  "forms": [
    {
      "form": "more dunderheaded",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most dunderheaded",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dunderheaded (comparative more dunderheaded, superlative most dunderheaded)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
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      ],
      "derived": [
        {
          "word": "dunderheadedness"
        }
      ],
      "examples": [
        {
          "ref": "1915, D. H. Lawrence, chapter 1, in The Rainbow",
          "text": "He went doggedly across the fields with his terrier, and looked at everything with a jaundiced eye. . . . [W]as he a dunderheaded baby, not man enough to be like the other young fellows who drank a good deal and wenched a little without any question, and were satisfied?",
          "type": "quotation"
        },
        {
          "ref": "2003 June 27, A. O. Scott, “Film Review: Driver's Ed That Was Covered in Blood”, in New York Times, retrieved 2017-11-29",
          "text": "The best way to see Hell's Highway, which opens today in Manhattan, might be on a double bill with 2 Fast 2 Furious. Yes, one is a scholarly documentary and the other a dunderheaded action picture, but both, in their different ways, offer testimony to the love affair between the movie camera and the automobile",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Stupid, foolish."
      ],
      "id": "en-dunderheaded-en-adj-hmRiqril",
      "links": [
        [
          "Stupid",
          "stupid"
        ],
        [
          "foolish",
          "foolish"
        ]
      ],
      "related": [
        {
          "word": "dunderhead"
        }
      ],
      "synonyms": [
        {
          "word": "stupid"
        },
        {
          "word": "dunder-headed"
        }
      ]
    }
  ],
  "word": "dunderheaded"
}

{
  "derived": [
    {
      "word": "dunderheadedness"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dunder",
        "3": "headed"
      },
      "expansion": "dunder + headed",
      "name": "compound"
    }
  ],
  "etymology_text": "dunder + headed",
  "forms": [
    {
      "form": "more dunderheaded",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most dunderheaded",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dunderheaded (comparative more dunderheaded, superlative most dunderheaded)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "dunderhead"
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      "examples": [
        {
          "ref": "1915, D. H. Lawrence, chapter 1, in The Rainbow",
          "text": "He went doggedly across the fields with his terrier, and looked at everything with a jaundiced eye. . . . [W]as he a dunderheaded baby, not man enough to be like the other young fellows who drank a good deal and wenched a little without any question, and were satisfied?",
          "type": "quotation"
        },
        {
          "ref": "2003 June 27, A. O. Scott, “Film Review: Driver's Ed That Was Covered in Blood”, in New York Times, retrieved 2017-11-29",
          "text": "The best way to see Hell's Highway, which opens today in Manhattan, might be on a double bill with 2 Fast 2 Furious. Yes, one is a scholarly documentary and the other a dunderheaded action picture, but both, in their different ways, offer testimony to the love affair between the movie camera and the automobile",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Stupid, foolish."
      ],
      "links": [
        [
          "Stupid",
          "stupid"
        ],
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          "foolish",
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      "synonyms": [
        {
          "word": "stupid"
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      ]
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  ],
  "synonyms": [
    {
      "word": "dunder-headed"
    }
  ],
  "word": "dunderheaded"
}