"thickskull" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "thick",
        "3": "skull"
      },
      "expansion": "thick + skull",
      "name": "compound"
    }
  ],
  "etymology_text": "thick + skull",
  "forms": [
    {
      "form": "thickskulls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "thickskull (plural thickskulls)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "c. 1828, Thomas Hood, The Three Brothers",
          "text": "the dullwitted pair began to think of redeeming their turbans, and in spite of the entreaties of Agib, being very obstinate, as such thickskulls usually are, they went forth on that errand.",
          "type": "quotation"
        },
        {
          "ref": "1859, William Swinton, Rambles Among Words: Their Poetry, History and Wisdom",
          "text": "And how often do we hear persons stigmatized as 'numskulls' and 'thickskulls' and 'blockheads' — though why they should be block-heads, I know not […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A dullard; a blockhead."
      ],
      "id": "en-thickskull-en-noun-MgHBpLX5",
      "links": [
        [
          "dullard",
          "dullard"
        ],
        [
          "blockhead",
          "blockhead"
        ]
      ],
      "raw_glosses": [
        "(archaic) A dullard; a blockhead."
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "word": "thickskull"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "thick",
        "3": "skull"
      },
      "expansion": "thick + skull",
      "name": "compound"
    }
  ],
  "etymology_text": "thick + skull",
  "forms": [
    {
      "form": "thickskulls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "thickskull (plural thickskulls)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with archaic senses",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "c. 1828, Thomas Hood, The Three Brothers",
          "text": "the dullwitted pair began to think of redeeming their turbans, and in spite of the entreaties of Agib, being very obstinate, as such thickskulls usually are, they went forth on that errand.",
          "type": "quotation"
        },
        {
          "ref": "1859, William Swinton, Rambles Among Words: Their Poetry, History and Wisdom",
          "text": "And how often do we hear persons stigmatized as 'numskulls' and 'thickskulls' and 'blockheads' — though why they should be block-heads, I know not […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A dullard; a blockhead."
      ],
      "links": [
        [
          "dullard",
          "dullard"
        ],
        [
          "blockhead",
          "blockhead"
        ]
      ],
      "raw_glosses": [
        "(archaic) A dullard; a blockhead."
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "word": "thickskull"
}