"foursies" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "four",
        "3": "sies"
      },
      "expansion": "four + -sies",
      "name": "suffix"
    }
  ],
  "etymology_text": "four + -sies",
  "forms": [
    {
      "form": "foursies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "foursies"
      },
      "expansion": "foursies (plural foursies)",
      "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": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -sies",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Four",
          "orig": "en:Four",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A call in any children's game, such as jacks, where four actions must be performed."
      ],
      "id": "en-foursies-en-noun-T9WtLihG",
      "links": [
        [
          "call",
          "call"
        ],
        [
          "jacks",
          "jacks"
        ],
        [
          "four",
          "four"
        ]
      ]
    }
  ],
  "word": "foursies"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "four",
        "3": "sies"
      },
      "expansion": "four + -sies",
      "name": "suffix"
    }
  ],
  "etymology_text": "four + -sies",
  "forms": [
    {
      "form": "foursies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "foursies"
      },
      "expansion": "foursies (plural foursies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English indeclinable nouns",
        "English lemmas",
        "English nouns",
        "English nouns with irregular plurals",
        "English terms suffixed with -sies",
        "en:Four"
      ],
      "glosses": [
        "A call in any children's game, such as jacks, where four actions must be performed."
      ],
      "links": [
        [
          "call",
          "call"
        ],
        [
          "jacks",
          "jacks"
        ],
        [
          "four",
          "four"
        ]
      ]
    }
  ],
  "word": "foursies"
}