"plumbless" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "plumb",
        "3": "less"
      },
      "expansion": "plumb + -less",
      "name": "suffix"
    }
  ],
  "etymology_text": "plumb + -less",
  "forms": [
    {
      "form": "more plumbless",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most plumbless",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "plumbless (comparative more plumbless, superlative most plumbless)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "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 terms suffixed with -less",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Too deep to be plumbed."
      ],
      "id": "en-plumbless-en-adj-zUf8AVHr",
      "links": [
        [
          "poetic",
          "poetic"
        ],
        [
          "deep",
          "deep"
        ],
        [
          "plumb",
          "plumb"
        ]
      ],
      "raw_glosses": [
        "(poetic) Too deep to be plumbed."
      ],
      "tags": [
        "poetic"
      ]
    }
  ],
  "word": "plumbless"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "plumb",
        "3": "less"
      },
      "expansion": "plumb + -less",
      "name": "suffix"
    }
  ],
  "etymology_text": "plumb + -less",
  "forms": [
    {
      "form": "more plumbless",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most plumbless",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "plumbless (comparative more plumbless, superlative most plumbless)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English poetic terms",
        "English terms suffixed with -less"
      ],
      "glosses": [
        "Too deep to be plumbed."
      ],
      "links": [
        [
          "poetic",
          "poetic"
        ],
        [
          "deep",
          "deep"
        ],
        [
          "plumb",
          "plumb"
        ]
      ],
      "raw_glosses": [
        "(poetic) Too deep to be plumbed."
      ],
      "tags": [
        "poetic"
      ]
    }
  ],
  "word": "plumbless"
}