"carpool lane" meaning in English

{
  "forms": [
    {
      "form": "carpool lanes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "carpool lane (plural carpool lanes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        {
          "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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      ],
      "glosses": [
        "Synonym of high-occupancy vehicle lane"
      ],
      "id": "en-carpool_lane-en-noun-wQSsZAA-",
      "links": [
        [
          "high-occupancy vehicle lane",
          "high-occupancy vehicle lane#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "high-occupancy vehicle lane"
        }
      ],
      "translations": [
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "carpool lane",
          "word": "telekocsisáv"
        }
      ]
    }
  ],
  "word": "carpool lane"
}

{
  "forms": [
    {
      "form": "carpool lanes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "carpool lane (plural carpool lanes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Hungarian translations"
      ],
      "glosses": [
        "Synonym of high-occupancy vehicle lane"
      ],
      "links": [
        [
          "high-occupancy vehicle lane",
          "high-occupancy vehicle lane#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "high-occupancy vehicle lane"
        }
      ]
    }
  ],
  "translations": [
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "carpool lane",
      "word": "telekocsisáv"
    }
  ],
  "word": "carpool lane"
}