"brown bar" meaning in English

{
  "etymology_text": "From the insignia of rank.",
  "forms": [
    {
      "form": "brown bars",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "brown bar (plural brown bars)",
      "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": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Military",
          "orig": "en:Military",
          "parents": [
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1978, The MAC Flyer, page 25:",
          "text": "Making a rather astute deduction from the fact that the brown bar in white fatigues was loaded down with a huge bottle of clear liquid and an assortment of tubes and needles, […]",
          "type": "quote"
        },
        {
          "ref": "1991, Keith William Nolan, Operation Buffalo: USMC Fight for the DMZ, page 118:",
          "text": "Afterward, Lindenmeyer made his way over to Lieutenant Turchan's radioman who, considering the brown-bar's greenness, almost appeared to be running the platoon.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A second lieutenant."
      ],
      "id": "en-brown_bar-en-noun-~CjkbISZ",
      "links": [
        [
          "military",
          "military"
        ],
        [
          "second lieutenant",
          "second lieutenant"
        ]
      ],
      "raw_glosses": [
        "(US, military, slang) A second lieutenant."
      ],
      "tags": [
        "US",
        "slang"
      ],
      "topics": [
        "government",
        "military",
        "politics",
        "war"
      ]
    }
  ],
  "word": "brown bar"
}

{
  "etymology_text": "From the insignia of rank.",
  "forms": [
    {
      "form": "brown bars",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "brown bar (plural brown bars)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English slang",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned",
        "en:Military"
      ],
      "examples": [
        {
          "ref": "1978, The MAC Flyer, page 25:",
          "text": "Making a rather astute deduction from the fact that the brown bar in white fatigues was loaded down with a huge bottle of clear liquid and an assortment of tubes and needles, […]",
          "type": "quote"
        },
        {
          "ref": "1991, Keith William Nolan, Operation Buffalo: USMC Fight for the DMZ, page 118:",
          "text": "Afterward, Lindenmeyer made his way over to Lieutenant Turchan's radioman who, considering the brown-bar's greenness, almost appeared to be running the platoon.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A second lieutenant."
      ],
      "links": [
        [
          "military",
          "military"
        ],
        [
          "second lieutenant",
          "second lieutenant"
        ]
      ],
      "raw_glosses": [
        "(US, military, slang) A second lieutenant."
      ],
      "tags": [
        "US",
        "slang"
      ],
      "topics": [
        "government",
        "military",
        "politics",
        "war"
      ]
    }
  ],
  "word": "brown bar"
}