"Bigs" meaning in English

{
  "etymology_text": "From a shortening of big leagues.",
  "forms": [
    {
      "form": "the Bigs",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "the Bigs"
      },
      "expansion": "the Bigs",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Baseball",
          "orig": "en:Baseball",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Sports nicknames",
          "orig": "en:Sports nicknames",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Major League Baseball"
      ],
      "id": "en-Bigs-en-name-hJiNMYjv",
      "raw_glosses": [
        "(informal) Major League Baseball"
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/bɪɡz/"
    }
  ],
  "word": "Bigs"
}

{
  "etymology_text": "From a shortening of big leagues.",
  "forms": [
    {
      "form": "the Bigs",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "the Bigs"
      },
      "expansion": "the Bigs",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English informal terms",
        "English lemmas",
        "English proper nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Baseball",
        "en:Sports nicknames"
      ],
      "glosses": [
        "Major League Baseball"
      ],
      "raw_glosses": [
        "(informal) Major League Baseball"
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/bɪɡz/"
    }
  ],
  "word": "Bigs"
}