"nursery cannon" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "nurse",
        "3": "",
        "4": "to strike billiard balls gently"
      },
      "expansion": "nurse (“to strike billiard balls gently”)",
      "name": "m"
    }
  ],
  "etymology_text": "See nurse (“to strike billiard balls gently”).",
  "forms": [
    {
      "form": "nursery cannons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "nursery cannon (plural nursery cannons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Billiards",
          "orig": "en:Billiards",
          "parents": [
            "Games",
            "Recreation",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A carom shot involving balls that are very close together."
      ],
      "id": "en-nursery_cannon-en-noun-ECRcjZkU",
      "links": [
        [
          "billiards",
          "billiards"
        ],
        [
          "carom",
          "carom"
        ],
        [
          "shot",
          "shot"
        ],
        [
          "ball",
          "ball"
        ]
      ],
      "raw_glosses": [
        "(billiards) A carom shot involving balls that are very close together."
      ],
      "synonyms": [
        {
          "word": "nursery"
        }
      ],
      "topics": [
        "ball-games",
        "billiards",
        "games",
        "hobbies",
        "lifestyle",
        "sports"
      ]
    }
  ],
  "word": "nursery cannon"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "nurse",
        "3": "",
        "4": "to strike billiard balls gently"
      },
      "expansion": "nurse (“to strike billiard balls gently”)",
      "name": "m"
    }
  ],
  "etymology_text": "See nurse (“to strike billiard balls gently”).",
  "forms": [
    {
      "form": "nursery cannons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "nursery cannon (plural nursery cannons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Billiards"
      ],
      "glosses": [
        "A carom shot involving balls that are very close together."
      ],
      "links": [
        [
          "billiards",
          "billiards"
        ],
        [
          "carom",
          "carom"
        ],
        [
          "shot",
          "shot"
        ],
        [
          "ball",
          "ball"
        ]
      ],
      "raw_glosses": [
        "(billiards) A carom shot involving balls that are very close together."
      ],
      "synonyms": [
        {
          "word": "nursery"
        }
      ],
      "topics": [
        "ball-games",
        "billiards",
        "games",
        "hobbies",
        "lifestyle",
        "sports"
      ]
    }
  ],
  "word": "nursery cannon"
}