"buck rarebit" meaning in English

{
  "forms": [
    {
      "form": "buck rarebits",
      "tags": [
        "plural"
      ]
    }
  ],
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    {
      "args": {},
      "expansion": "buck rarebit (plural buck rarebits)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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          "source": "w"
        },
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Eggs",
          "orig": "en:Eggs",
          "parents": [
            "Birds",
            "Foods",
            "Reproduction",
            "Vertebrates",
            "Eating",
            "Food and drink",
            "Life",
            "Chordates",
            "Human behaviour",
            "All topics",
            "Nature",
            "Animals",
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          "kind": "topical",
          "langcode": "en",
          "name": "Foods",
          "orig": "en:Foods",
          "parents": [
            "Eating",
            "Food and drink",
            "Human behaviour",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A Welsh rarebit topped with a poached egg."
      ],
      "id": "en-buck_rarebit-en-noun-Fez0wvuV",
      "links": [
        [
          "Welsh rarebit",
          "Welsh rarebit"
        ],
        [
          "poached egg",
          "poached egg"
        ]
      ],
      "synonyms": [
        {
          "word": "buck rabbit"
        }
      ]
    }
  ],
  "word": "buck rarebit"
}

{
  "forms": [
    {
      "form": "buck rarebits",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "buck rarebit (plural buck rarebits)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English countable nouns",
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        "English lemmas",
        "English multiword terms",
        "English nouns",
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        "en:Eggs",
        "en:Foods"
      ],
      "glosses": [
        "A Welsh rarebit topped with a poached egg."
      ],
      "links": [
        [
          "Welsh rarebit",
          "Welsh rarebit"
        ],
        [
          "poached egg",
          "poached egg"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "buck rabbit"
    }
  ],
  "word": "buck rarebit"
}