"surf rider" meaning in English

{
  "forms": [
    {
      "form": "surf riders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "surf rider (plural surf riders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Surfing",
          "orig": "en:Surfing",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "One who rides the surf usually on a surfboard; a surfer"
      ],
      "id": "en-surf_rider-en-noun-P9F6d-8g",
      "links": [
        [
          "surf",
          "surf"
        ],
        [
          "surfboard",
          "surfboard"
        ],
        [
          "surfer",
          "surfer"
        ]
      ],
      "raw_glosses": [
        "(obsolete) One who rides the surf usually on a surfboard; a surfer"
      ],
      "related": [
        {
          "word": "surf"
        },
        {
          "word": "surf riding"
        },
        {
          "word": "surfboard"
        },
        {
          "word": "surfing"
        }
      ],
      "synonyms": [
        {
          "word": "surfer"
        }
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "surf rider"
}

{
  "forms": [
    {
      "form": "surf riders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "surf rider (plural surf riders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "surf"
    },
    {
      "word": "surf riding"
    },
    {
      "word": "surfboard"
    },
    {
      "word": "surfing"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with obsolete senses",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Surfing"
      ],
      "glosses": [
        "One who rides the surf usually on a surfboard; a surfer"
      ],
      "links": [
        [
          "surf",
          "surf"
        ],
        [
          "surfboard",
          "surfboard"
        ],
        [
          "surfer",
          "surfer"
        ]
      ],
      "raw_glosses": [
        "(obsolete) One who rides the surf usually on a surfboard; a surfer"
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "surfer"
    }
  ],
  "word": "surf rider"
}