"시구식" meaning in Korean

{
  "etymology_templates": [
    {
      "args": {
        "1": "시구(始球)",
        "2": "",
        "3": "식(式)",
        "4": ""
      },
      "expansion": "Sino-Korean word from 시구(始球) (sigu) + 식(式) (sik)",
      "name": "ko-etym-sino"
    }
  ],
  "etymology_text": "Sino-Korean word from 시구(始球) (sigu) + 식(式) (sik).",
  "forms": [
    {
      "form": "sigusik",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "始球式",
      "tags": [
        "hanja"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "hanja": "始球式"
      },
      "expansion": "시구식 • (sigusik) (hanja 始球式)",
      "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 with long vowels in the first syllable",
          "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"
        }
      ],
      "glosses": [
        "ceremonial first pitch"
      ],
      "id": "en-시구식-ko-noun-fAtlXxEh",
      "links": [
        [
          "baseball",
          "baseball"
        ],
        [
          "ceremonial first pitch",
          "ceremonial first pitch"
        ]
      ],
      "raw_glosses": [
        "(baseball) ceremonial first pitch"
      ],
      "related": [
        {
          "alt": "始球",
          "roman": "sigu",
          "word": "시구"
        },
        {
          "alt": "始投",
          "english": "situ",
          "word": "시투"
        },
        {
          "alt": "始打",
          "roman": "sita",
          "word": "시타"
        },
        {
          "alt": "始捕",
          "roman": "sipo",
          "word": "시포"
        }
      ],
      "topics": [
        "ball-games",
        "baseball",
        "games",
        "hobbies",
        "lifestyle",
        "sports"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈɕʰi(ː)ɡuɕʰik̚]",
      "tags": [
        "SK-Standard",
        "Seoul"
      ]
    },
    {
      "hangeul": "시(ː)구식"
    },
    {
      "other": "[시(ː)구식]"
    }
  ],
  "word": "시구식"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "시구(始球)",
        "2": "",
        "3": "식(式)",
        "4": ""
      },
      "expansion": "Sino-Korean word from 시구(始球) (sigu) + 식(式) (sik)",
      "name": "ko-etym-sino"
    }
  ],
  "etymology_text": "Sino-Korean word from 시구(始球) (sigu) + 식(式) (sik).",
  "forms": [
    {
      "form": "sigusik",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "始球式",
      "tags": [
        "hanja"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "hanja": "始球式"
      },
      "expansion": "시구식 • (sigusik) (hanja 始球式)",
      "name": "ko-noun"
    }
  ],
  "lang": "Korean",
  "lang_code": "ko",
  "pos": "noun",
  "related": [
    {
      "alt": "始球",
      "roman": "sigu",
      "word": "시구"
    },
    {
      "alt": "始投",
      "english": "situ",
      "word": "시투"
    },
    {
      "alt": "始打",
      "roman": "sita",
      "word": "시타"
    },
    {
      "alt": "始捕",
      "roman": "sipo",
      "word": "시포"
    }
  ],
  "senses": [
    {
      "categories": [
        "Korean entries with incorrect language header",
        "Korean lemmas",
        "Korean nouns",
        "Korean terms with IPA pronunciation",
        "Korean terms with long vowels in the first syllable",
        "Korean terms with redundant script codes",
        "Korean terms with redundant transliterations",
        "Pages with 1 entry",
        "Pages with entries",
        "Sino-Korean words",
        "ko:Baseball"
      ],
      "glosses": [
        "ceremonial first pitch"
      ],
      "links": [
        [
          "baseball",
          "baseball"
        ],
        [
          "ceremonial first pitch",
          "ceremonial first pitch"
        ]
      ],
      "raw_glosses": [
        "(baseball) ceremonial first pitch"
      ],
      "topics": [
        "ball-games",
        "baseball",
        "games",
        "hobbies",
        "lifestyle",
        "sports"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈɕʰi(ː)ɡuɕʰik̚]",
      "tags": [
        "SK-Standard",
        "Seoul"
      ]
    },
    {
      "hangeul": "시(ː)구식"
    },
    {
      "other": "[시(ː)구식]"
    }
  ],
  "word": "시구식"
}