"bu" meaning in English

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      "expansion": "bu",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "a unit of weight or dry measure",
          "word": "bushel"
        }
      ],
      "categories": [
        {
          "_dis": "68 32",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w+disamb"
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      ],
      "glosses": [
        "Abbreviation of bushel (a unit of weight or dry measure)."
      ],
      "id": "en-bu-en-noun-hKA1nPCo",
      "links": [
        [
          "bushel",
          "bushel#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
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    },
    {
      "alt_of": [
        {
          "word": "bureau"
        }
      ],
      "categories": [],
      "glosses": [
        "Clipping of bureau."
      ],
      "id": "en-bu-en-noun-Dm~7LwXw",
      "links": [
        [
          "bureau",
          "bureau#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "clipping"
      ]
    }
  ],
  "word": "bu"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English nouns with unknown or uncertain plurals",
    "zom:Animal dwellings",
    "zom:Buildings",
    "zom:Foods"
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  "head_templates": [
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      "expansion": "bu",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "a unit of weight or dry measure",
          "word": "bushel"
        }
      ],
      "categories": [
        "English abbreviations"
      ],
      "glosses": [
        "Abbreviation of bushel (a unit of weight or dry measure)."
      ],
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          "bushel",
          "bushel#English"
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      ],
      "tags": [
        "abbreviation",
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    },
    {
      "alt_of": [
        {
          "word": "bureau"
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      "categories": [
        "English clippings"
      ],
      "glosses": [
        "Clipping of bureau."
      ],
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        [
          "bureau",
          "bureau#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "clipping"
      ]
    }
  ],
  "word": "bu"
}