"free climber" meaning in English

{
  "forms": [
    {
      "form": "free climbers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "free climber (plural free climbers)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Climbing",
          "orig": "en:Climbing",
          "parents": [
            "Sports",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "One who engages in free climbing."
      ],
      "id": "en-free_climber-en-noun-MNhQe2RT",
      "links": [
        [
          "free climbing",
          "free climbing"
        ]
      ]
    }
  ],
  "word": "free climber"
}

{
  "forms": [
    {
      "form": "free climbers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "free climber (plural free climbers)",
      "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",
        "en:Climbing"
      ],
      "glosses": [
        "One who engages in free climbing."
      ],
      "links": [
        [
          "free climbing",
          "free climbing"
        ]
      ]
    }
  ],
  "word": "free climber"
}