"back to back jack" meaning in All languages combined

{
  "forms": [
    {
      "form": "back to back jacks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "back to back jack (plural back to back jacks)",
      "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 language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Baseball",
          "orig": "en:Baseball",
          "parents": [
            "Ball games",
            "Sports",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Smith, Jones... back to back jacks in the sixth chasing the starter."
        }
      ],
      "glosses": [
        "Two home runs hit by consecutive batters"
      ],
      "id": "en-back_to_back_jack-en-noun-T~n-kWZd",
      "links": [
        [
          "baseball",
          "baseball"
        ],
        [
          "home run",
          "home run"
        ]
      ],
      "raw_glosses": [
        "(baseball) Two home runs hit by consecutive batters"
      ],
      "topics": [
        "ball-games",
        "baseball",
        "games",
        "hobbies",
        "lifestyle",
        "sports"
      ]
    }
  ],
  "word": "back to back jack"
}

{
  "forms": [
    {
      "form": "back to back jacks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "back to back jack (plural back to back jacks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English rhyming phrases",
        "English terms with non-redundant non-automated sortkeys",
        "en:Baseball"
      ],
      "examples": [
        {
          "text": "Smith, Jones... back to back jacks in the sixth chasing the starter."
        }
      ],
      "glosses": [
        "Two home runs hit by consecutive batters"
      ],
      "links": [
        [
          "baseball",
          "baseball"
        ],
        [
          "home run",
          "home run"
        ]
      ],
      "raw_glosses": [
        "(baseball) Two home runs hit by consecutive batters"
      ],
      "topics": [
        "ball-games",
        "baseball",
        "games",
        "hobbies",
        "lifestyle",
        "sports"
      ]
    }
  ],
  "word": "back to back jack"
}