"buck general" meaning in English

{
  "forms": [
    {
      "form": "buck generals",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "buck general (plural buck generals)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Military",
          "orig": "en:Military",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Military ranks",
          "orig": "en:Military ranks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A brigadier general."
      ],
      "id": "en-buck_general-en-noun-386YKXyt",
      "links": [
        [
          "military",
          "military"
        ],
        [
          "brigadier general",
          "brigadier general"
        ]
      ],
      "raw_glosses": [
        "(US, military slang) A brigadier general."
      ],
      "related": [
        {
          "word": "buck private"
        }
      ],
      "tags": [
        "US",
        "slang"
      ],
      "topics": [
        "government",
        "military",
        "politics",
        "war"
      ]
    }
  ],
  "word": "buck general"
}

{
  "forms": [
    {
      "form": "buck generals",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "buck general (plural buck generals)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "buck private"
    }
  ],
  "senses": [
    {
      "categories": [
        "American English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English slang",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Military",
        "en:Military ranks",
        "en:People"
      ],
      "glosses": [
        "A brigadier general."
      ],
      "links": [
        [
          "military",
          "military"
        ],
        [
          "brigadier general",
          "brigadier general"
        ]
      ],
      "raw_glosses": [
        "(US, military slang) A brigadier general."
      ],
      "tags": [
        "US",
        "slang"
      ],
      "topics": [
        "government",
        "military",
        "politics",
        "war"
      ]
    }
  ],
  "word": "buck general"
}