"sand dab" meaning in English

{
  "forms": [
    {
      "form": "sand dabs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sand dab (plural sand dabs)",
      "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"
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          "source": "w"
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          "parents": [
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          "parents": [
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          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Flatfish",
          "orig": "en:Flatfish",
          "parents": [
            "Fish",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2013, Hanya Yanagihara, The People in the Trees, New York: Doubleday, Part 6, p. 336",
          "text": "I commanded him. “Stand up.” He looked down, his mouth disobedient and wide and flat and ugly as a sand dab’s, and would not.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Any of various small flatfish of the genus Citharichthys native to the Pacific coast of the Americas."
      ],
      "id": "en-sand_dab-en-noun-BPfWpYBs",
      "links": [
        [
          "flatfish",
          "flatfish"
        ]
      ],
      "synonyms": [
        {
          "word": "sanddab"
        }
      ],
      "wikipedia": [
        "Citharichthys"
      ]
    }
  ],
  "word": "sand dab"
}

{
  "forms": [
    {
      "form": "sand dabs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sand dab (plural sand dabs)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
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        "English lemmas",
        "English multiword terms",
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        "English terms with quotations",
        "Entries using missing taxonomic name (genus)",
        "en:Flatfish"
      ],
      "examples": [
        {
          "ref": "2013, Hanya Yanagihara, The People in the Trees, New York: Doubleday, Part 6, p. 336",
          "text": "I commanded him. “Stand up.” He looked down, his mouth disobedient and wide and flat and ugly as a sand dab’s, and would not.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Any of various small flatfish of the genus Citharichthys native to the Pacific coast of the Americas."
      ],
      "links": [
        [
          "flatfish",
          "flatfish"
        ]
      ],
      "wikipedia": [
        "Citharichthys"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "sanddab"
    }
  ],
  "word": "sand dab"
}