"shot-drill" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "langcode": "en",
          "name": "Prison",
          "orig": "en:Prison",
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      "glosses": [
        "A form of nonproductive penal labor in which prisoners are forced to carry cannonballs back and forth while stooped over."
      ],
      "id": "en-shot-drill-en-noun-2X5b4HtR",
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          "nonproductive",
          "nonproductive"
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          "penal",
          "penal"
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        [
          "labor",
          "labor"
        ],
        [
          "cannonball",
          "cannonball"
        ]
      ],
      "raw_glosses": [
        "(historical) A form of nonproductive penal labor in which prisoners are forced to carry cannonballs back and forth while stooped over."
      ],
      "tags": [
        "historical",
        "uncountable"
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    }
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  "word": "shot-drill"
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  "lang_code": "en",
  "pos": "noun",
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        "A form of nonproductive penal labor in which prisoners are forced to carry cannonballs back and forth while stooped over."
      ],
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          "nonproductive",
          "nonproductive"
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        [
          "penal",
          "penal"
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          "labor",
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        [
          "cannonball",
          "cannonball"
        ]
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        "(historical) A form of nonproductive penal labor in which prisoners are forced to carry cannonballs back and forth while stooped over."
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  "word": "shot-drill"
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