"serve-volleyer" meaning in English

{
  "forms": [
    {
      "form": "serve-volleyers",
      "tags": [
        "plural"
      ]
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  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "serve-volleyer (plural serve-volleyers)",
      "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": [
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          "source": "w"
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Tennis",
          "orig": "en:Tennis",
          "parents": [
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            "Racquet sports",
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            "Fundamental"
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          "source": "w"
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      "coordinate_terms": [
        {
          "word": "baseliner"
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      "examples": [
        {
          "ref": "2009, Paul Fein, Tennis Confidential II: More of Today's Greatest Players, Matches, and Controversies, →ISBN:",
          "text": "Tim Henman, now thirty years old and never a champion, is the only top ten serve-volleyer, and less than a dozen top 100 players frequently do it.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A player who employs the serve and volley strategy."
      ],
      "id": "en-serve-volleyer-en-noun-9kEcALfd",
      "links": [
        [
          "tennis",
          "tennis"
        ],
        [
          "serve and volley",
          "serve and volley"
        ]
      ],
      "raw_glosses": [
        "(tennis) A player who employs the serve and volley strategy."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "sports",
        "tennis"
      ]
    }
  ],
  "word": "serve-volleyer"
}

{
  "coordinate_terms": [
    {
      "word": "baseliner"
    }
  ],
  "forms": [
    {
      "form": "serve-volleyers",
      "tags": [
        "plural"
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    }
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  "head_templates": [
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      "expansion": "serve-volleyer (plural serve-volleyers)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "English countable nouns",
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        "English nouns",
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      "examples": [
        {
          "ref": "2009, Paul Fein, Tennis Confidential II: More of Today's Greatest Players, Matches, and Controversies, →ISBN:",
          "text": "Tim Henman, now thirty years old and never a champion, is the only top ten serve-volleyer, and less than a dozen top 100 players frequently do it.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A player who employs the serve and volley strategy."
      ],
      "links": [
        [
          "tennis",
          "tennis"
        ],
        [
          "serve and volley",
          "serve and volley"
        ]
      ],
      "raw_glosses": [
        "(tennis) A player who employs the serve and volley strategy."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "sports",
        "tennis"
      ]
    }
  ],
  "word": "serve-volleyer"
}