"seeing-eye dog" meaning in English

{
  "etymology_text": "Genericization of a trademark. From the name of the charity The Seeing Eye, which trains guide dogs.",
  "forms": [
    {
      "form": "seeing-eye dogs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "seeing-eye dog"
      },
      "expansion": "seeing-eye dog (plural seeing-eye dogs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English genericized trademarks",
          "parents": [
            "Genericized trademarks",
            "Terms by etymology",
            "Trademarks",
            "Terms by usage"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Working dogs",
          "orig": "en:Working dogs",
          "parents": [
            "Dogs",
            "Canids",
            "Carnivores",
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "hearing dog"
        },
        {
          "word": "hearing-ear dog"
        }
      ],
      "glosses": [
        "A guide dog for people who suffer from impaired vision."
      ],
      "hypernyms": [
        {
          "sense": "service animal",
          "word": "guide dog"
        },
        {
          "sense": "service animal",
          "word": "service dog"
        }
      ],
      "id": "en-seeing-eye_dog-en-noun-VFayrpGj",
      "links": [
        [
          "guide dog",
          "guide dog"
        ],
        [
          "impair",
          "impair"
        ],
        [
          "vision",
          "vision"
        ]
      ],
      "raw_glosses": [
        "(US, informal) A guide dog for people who suffer from impaired vision."
      ],
      "tags": [
        "US",
        "informal"
      ],
      "wikipedia": [
        "The Seeing Eye"
      ]
    }
  ],
  "word": "seeing-eye dog"
}

{
  "coordinate_terms": [
    {
      "word": "hearing dog"
    },
    {
      "word": "hearing-ear dog"
    }
  ],
  "etymology_text": "Genericization of a trademark. From the name of the charity The Seeing Eye, which trains guide dogs.",
  "forms": [
    {
      "form": "seeing-eye dogs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "seeing-eye dog"
      },
      "expansion": "seeing-eye dog (plural seeing-eye dogs)",
      "name": "en-noun"
    }
  ],
  "hypernyms": [
    {
      "sense": "service animal",
      "word": "guide dog"
    },
    {
      "sense": "service animal",
      "word": "service dog"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English genericized trademarks",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Working dogs"
      ],
      "glosses": [
        "A guide dog for people who suffer from impaired vision."
      ],
      "links": [
        [
          "guide dog",
          "guide dog"
        ],
        [
          "impair",
          "impair"
        ],
        [
          "vision",
          "vision"
        ]
      ],
      "raw_glosses": [
        "(US, informal) A guide dog for people who suffer from impaired vision."
      ],
      "tags": [
        "US",
        "informal"
      ],
      "wikipedia": [
        "The Seeing Eye"
      ]
    }
  ],
  "word": "seeing-eye dog"
}