"Dutch clinker" meaning in English

{
  "forms": [
    {
      "form": "Dutch clinkers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Dutch clinker (plural Dutch clinkers)",
      "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"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Bricks",
          "orig": "en:Bricks",
          "parents": [
            "Building materials",
            "Construction",
            "Materials",
            "Architecture",
            "Engineering",
            "Manufacturing",
            "Applied sciences",
            "Art",
            "Technology",
            "Human activity",
            "Sciences",
            "Culture",
            "All topics",
            "Human behaviour",
            "Society",
            "Fundamental",
            "Human"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A very hard, narrow, yellowish brick made in Holland, used to pave stables etc."
      ],
      "id": "en-Dutch_clinker-en-noun-bJlS~KUo",
      "links": [
        [
          "brick",
          "brick"
        ],
        [
          "Holland",
          "Holland"
        ]
      ]
    }
  ],
  "word": "Dutch clinker"
}

{
  "forms": [
    {
      "form": "Dutch clinkers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Dutch clinker (plural Dutch clinkers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Bricks"
      ],
      "glosses": [
        "A very hard, narrow, yellowish brick made in Holland, used to pave stables etc."
      ],
      "links": [
        [
          "brick",
          "brick"
        ],
        [
          "Holland",
          "Holland"
        ]
      ]
    }
  ],
  "word": "Dutch clinker"
}