"outside back" meaning in English

{
  "forms": [
    {
      "form": "outside backs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "outside back (plural outside backs)",
      "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": "Rugby",
          "orig": "en:Rugby",
          "parents": [
            "Ball games",
            "Sports",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a back whose primary job it is to exploit space created by the inside backs, i.e. the outside centre, both wingers, and the full back"
      ],
      "id": "en-outside_back-en-noun-XmchM63U",
      "links": [
        [
          "rugby",
          "rugby"
        ],
        [
          "back",
          "back"
        ],
        [
          "inside back",
          "inside back"
        ],
        [
          "outside centre",
          "outside centre"
        ],
        [
          "wingers",
          "wingers"
        ],
        [
          "full back",
          "full back"
        ]
      ],
      "raw_glosses": [
        "(rugby) a back whose primary job it is to exploit space created by the inside backs, i.e. the outside centre, both wingers, and the full back"
      ],
      "topics": [
        "ball-games",
        "games",
        "hobbies",
        "lifestyle",
        "rugby",
        "sports"
      ]
    }
  ],
  "word": "outside back"
}

{
  "forms": [
    {
      "form": "outside backs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "outside back (plural outside backs)",
      "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:Rugby"
      ],
      "glosses": [
        "a back whose primary job it is to exploit space created by the inside backs, i.e. the outside centre, both wingers, and the full back"
      ],
      "links": [
        [
          "rugby",
          "rugby"
        ],
        [
          "back",
          "back"
        ],
        [
          "inside back",
          "inside back"
        ],
        [
          "outside centre",
          "outside centre"
        ],
        [
          "wingers",
          "wingers"
        ],
        [
          "full back",
          "full back"
        ]
      ],
      "raw_glosses": [
        "(rugby) a back whose primary job it is to exploit space created by the inside backs, i.e. the outside centre, both wingers, and the full back"
      ],
      "topics": [
        "ball-games",
        "games",
        "hobbies",
        "lifestyle",
        "rugby",
        "sports"
      ]
    }
  ],
  "word": "outside back"
}