"half-back" meaning in English

{
  "forms": [
    {
      "form": "half-backs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "half-back (plural half-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"
        }
      ],
      "examples": [
        {
          "ref": "2011 February 4, Gareth Roberts, “Wales 19-26 England”, in BBC",
          "text": "But Wales somehow snaffled possession for fly-half Jones to send half-back partner Mike Phillips haring away with Stoddart in support.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "the scrum-half and the fly-half"
      ],
      "id": "en-half-back-en-noun-lEZqn06M",
      "links": [
        [
          "rugby",
          "rugby"
        ],
        [
          "scrum-half",
          "scrum-half"
        ],
        [
          "fly-half",
          "fly-half"
        ]
      ],
      "raw_glosses": [
        "(rugby) the scrum-half and the fly-half"
      ],
      "topics": [
        "ball-games",
        "games",
        "hobbies",
        "lifestyle",
        "rugby",
        "sports"
      ],
      "translations": [
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "player in rugby",
          "word": "spojka"
        },
        {
          "code": "mi",
          "lang": "Maori",
          "sense": "player in rugby",
          "word": "topatahi"
        }
      ]
    }
  ],
  "word": "half-back"
}

{
  "forms": [
    {
      "form": "half-backs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "half-back (plural half-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",
        "English terms with quotations",
        "en:Rugby"
      ],
      "examples": [
        {
          "ref": "2011 February 4, Gareth Roberts, “Wales 19-26 England”, in BBC",
          "text": "But Wales somehow snaffled possession for fly-half Jones to send half-back partner Mike Phillips haring away with Stoddart in support.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "the scrum-half and the fly-half"
      ],
      "links": [
        [
          "rugby",
          "rugby"
        ],
        [
          "scrum-half",
          "scrum-half"
        ],
        [
          "fly-half",
          "fly-half"
        ]
      ],
      "raw_glosses": [
        "(rugby) the scrum-half and the fly-half"
      ],
      "topics": [
        "ball-games",
        "games",
        "hobbies",
        "lifestyle",
        "rugby",
        "sports"
      ]
    }
  ],
  "translations": [
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "player in rugby",
      "word": "spojka"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "player in rugby",
      "word": "topatahi"
    }
  ],
  "word": "half-back"
}