"boatwise" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "boat",
        "3": "wise"
      },
      "expansion": "boat + -wise",
      "name": "suffix"
    }
  ],
  "etymology_text": "From boat + -wise.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "boatwise (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "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 -wise",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "We rode the broken fence boatwise through the flood-waters.",
          "type": "example"
        }
      ],
      "glosses": [
        "In the manner of a boat."
      ],
      "id": "en-boatwise-en-adv-G9xOhqXX",
      "links": [
        [
          "boat",
          "boat"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "boatwise"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "boat",
        "3": "wise"
      },
      "expansion": "boat + -wise",
      "name": "suffix"
    }
  ],
  "etymology_text": "From boat + -wise.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "boatwise (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms suffixed with -wise",
        "English terms with usage examples",
        "English uncomparable adverbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "We rode the broken fence boatwise through the flood-waters.",
          "type": "example"
        }
      ],
      "glosses": [
        "In the manner of a boat."
      ],
      "links": [
        [
          "boat",
          "boat"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "boatwise"
}