"시구자" meaning in Korean

{
  "etymology_templates": [
    {
      "args": {
        "1": "시구(始球)",
        "2": "",
        "3": "者",
        "suffix": "y"
      },
      "expansion": "Sino-Korean word from 시구(始球) (sigu) + 者",
      "name": "ko-etym-sino"
    }
  ],
  "etymology_text": "Sino-Korean word from 시구(始球) (sigu) + 者.",
  "forms": [
    {
      "form": "siguja",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "始球者",
      "tags": [
        "hanja"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "hanja": "始球者"
      },
      "expansion": "시구자 • (siguja) (hanja 始球者)",
      "name": "ko-noun"
    }
  ],
  "lang": "Korean",
  "lang_code": "ko",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Korean entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms suffixed with -자 (者)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms with redundant script codes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms with redundant transliterations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Sino-Korean words",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ko",
          "name": "Baseball",
          "orig": "ko:Baseball",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ko",
          "name": "People",
          "orig": "ko:People",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "person who acts in pitcher or batter role in ceremonial first pitch"
      ],
      "id": "en-시구자-ko-noun-wW3dhud~",
      "links": [
        [
          "baseball",
          "baseball"
        ],
        [
          "pitcher",
          "pitcher"
        ],
        [
          "batter",
          "batter"
        ],
        [
          "ceremonial first pitch",
          "ceremonial first pitch"
        ]
      ],
      "raw_glosses": [
        "(baseball) person who acts in pitcher or batter role in ceremonial first pitch"
      ],
      "topics": [
        "ball-games",
        "baseball",
        "games",
        "hobbies",
        "lifestyle",
        "sports"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɕʰiɡud͡ʑa̠]",
      "tags": [
        "SK-Standard",
        "Seoul"
      ]
    },
    {
      "hangeul": "시구자"
    },
    {
      "other": "[시구자]"
    }
  ],
  "word": "시구자"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "시구(始球)",
        "2": "",
        "3": "者",
        "suffix": "y"
      },
      "expansion": "Sino-Korean word from 시구(始球) (sigu) + 者",
      "name": "ko-etym-sino"
    }
  ],
  "etymology_text": "Sino-Korean word from 시구(始球) (sigu) + 者.",
  "forms": [
    {
      "form": "siguja",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "始球者",
      "tags": [
        "hanja"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "hanja": "始球者"
      },
      "expansion": "시구자 • (siguja) (hanja 始球者)",
      "name": "ko-noun"
    }
  ],
  "lang": "Korean",
  "lang_code": "ko",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Korean entries with incorrect language header",
        "Korean lemmas",
        "Korean nouns",
        "Korean terms suffixed with -자 (者)",
        "Korean terms with IPA pronunciation",
        "Korean terms with redundant script codes",
        "Korean terms with redundant transliterations",
        "Pages with 1 entry",
        "Pages with entries",
        "Sino-Korean words",
        "ko:Baseball",
        "ko:People"
      ],
      "glosses": [
        "person who acts in pitcher or batter role in ceremonial first pitch"
      ],
      "links": [
        [
          "baseball",
          "baseball"
        ],
        [
          "pitcher",
          "pitcher"
        ],
        [
          "batter",
          "batter"
        ],
        [
          "ceremonial first pitch",
          "ceremonial first pitch"
        ]
      ],
      "raw_glosses": [
        "(baseball) person who acts in pitcher or batter role in ceremonial first pitch"
      ],
      "topics": [
        "ball-games",
        "baseball",
        "games",
        "hobbies",
        "lifestyle",
        "sports"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɕʰiɡud͡ʑa̠]",
      "tags": [
        "SK-Standard",
        "Seoul"
      ]
    },
    {
      "hangeul": "시구자"
    },
    {
      "other": "[시구자]"
    }
  ],
  "word": "시구자"
}