"BDU" meaning in All languages combined

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "battle dress uniform"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
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          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Military",
          "orig": "en:Military",
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            "Society",
            "All topics",
            "Fundamental"
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        }
      ],
      "glosses": [
        "Initialism of battle dress uniform."
      ],
      "id": "en-BDU-en-noun-KJM50CeM",
      "links": [
        [
          "military",
          "military"
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        [
          "battle",
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        ],
        [
          "dress",
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        ],
        [
          "uniform",
          "uniform#English"
        ]
      ],
      "raw_glosses": [
        "(US, military) Initialism of battle dress uniform."
      ],
      "related": [
        {
          "word": "battle fatigues"
        }
      ],
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        "abbreviation",
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      "topics": [
        "government",
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        "politics",
        "war"
      ]
    }
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  "word": "BDU"
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      "expansion": "BDU",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "battle fatigues"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "battle dress uniform"
        }
      ],
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        "American English",
        "English countable nouns",
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        "English initialisms",
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        "en:Military"
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        "Initialism of battle dress uniform."
      ],
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        [
          "military",
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        ],
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          "battle",
          "battle#English"
        ],
        [
          "dress",
          "dress#English"
        ],
        [
          "uniform",
          "uniform#English"
        ]
      ],
      "raw_glosses": [
        "(US, military) Initialism of battle dress uniform."
      ],
      "tags": [
        "US",
        "abbreviation",
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        "initialism"
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      "topics": [
        "government",
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    }
  ],
  "word": "BDU"
}