"tighthead" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "tight",
        "3": "head"
      },
      "expansion": "tight + head",
      "name": "compound"
    }
  ],
  "etymology_text": "tight + head",
  "forms": [
    {
      "form": "tightheads",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tighthead (plural tightheads)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rugby",
          "orig": "en:Rugby",
          "parents": [
            "Ball games",
            "Sports",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "prop who plays on the right-hand side of the front row of the scrum, such that in a scrum, their head is tightly bound between those of the opposing hooker and loosehead"
      ],
      "id": "en-tighthead-en-noun-kUse-7Ih",
      "links": [
        [
          "rugby",
          "rugby"
        ],
        [
          "prop",
          "prop"
        ],
        [
          "front row",
          "front row"
        ],
        [
          "scrum",
          "scrum"
        ],
        [
          "hooker",
          "hooker"
        ],
        [
          "loosehead",
          "loosehead"
        ]
      ],
      "raw_glosses": [
        "(rugby) prop who plays on the right-hand side of the front row of the scrum, such that in a scrum, their head is tightly bound between those of the opposing hooker and loosehead"
      ],
      "related": [
        {
          "word": "loosehead"
        }
      ],
      "topics": [
        "ball-games",
        "games",
        "hobbies",
        "lifestyle",
        "rugby",
        "sports"
      ]
    }
  ],
  "word": "tighthead"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "tight",
        "3": "head"
      },
      "expansion": "tight + head",
      "name": "compound"
    }
  ],
  "etymology_text": "tight + head",
  "forms": [
    {
      "form": "tightheads",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tighthead (plural tightheads)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "loosehead"
    }
  ],
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      ],
      "glosses": [
        "prop who plays on the right-hand side of the front row of the scrum, such that in a scrum, their head is tightly bound between those of the opposing hooker and loosehead"
      ],
      "links": [
        [
          "rugby",
          "rugby"
        ],
        [
          "prop",
          "prop"
        ],
        [
          "front row",
          "front row"
        ],
        [
          "scrum",
          "scrum"
        ],
        [
          "hooker",
          "hooker"
        ],
        [
          "loosehead",
          "loosehead"
        ]
      ],
      "raw_glosses": [
        "(rugby) prop who plays on the right-hand side of the front row of the scrum, such that in a scrum, their head is tightly bound between those of the opposing hooker and loosehead"
      ],
      "topics": [
        "ball-games",
        "games",
        "hobbies",
        "lifestyle",
        "rugby",
        "sports"
      ]
    }
  ],
  "word": "tighthead"
}