"brown job" meaning in English

{
  "etymology_text": "From the colour of the uniform, and slang job (“thing”).",
  "forms": [
    {
      "form": "brown jobs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "brown job (plural brown jobs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British 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"
        }
      ],
      "examples": [
        {
          "text": "Coordinate term: blue job"
        },
        {
          "ref": "2006, David W. Clark, Joe's Letters, page 38:",
          "text": "Air force personnel used to distinguish airmen (blue jobs or boys in blue) from army personnel (brown jobs or boys in brown).",
          "type": "quote"
        },
        {
          "ref": "2020, David Beaty, The Gun Garden:",
          "text": "[…] The Navy and the R.A.F. combine and throw the Army out of the window. It passes the time...' But that evening, it wasn't the Brown Jobs that were thrown out.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A member of the army."
      ],
      "id": "en-brown_job-en-noun-Zsi~DHBA",
      "links": [
        [
          "army",
          "army"
        ]
      ],
      "qualifier": "air force slang",
      "raw_glosses": [
        "(UK, air force slang, dated) A member of the army."
      ],
      "tags": [
        "UK",
        "dated"
      ]
    }
  ],
  "word": "brown job"
}

{
  "etymology_text": "From the colour of the uniform, and slang job (“thing”).",
  "forms": [
    {
      "form": "brown jobs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "brown job (plural brown jobs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English dated terms",
        "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"
      ],
      "examples": [
        {
          "text": "Coordinate term: blue job"
        },
        {
          "ref": "2006, David W. Clark, Joe's Letters, page 38:",
          "text": "Air force personnel used to distinguish airmen (blue jobs or boys in blue) from army personnel (brown jobs or boys in brown).",
          "type": "quote"
        },
        {
          "ref": "2020, David Beaty, The Gun Garden:",
          "text": "[…] The Navy and the R.A.F. combine and throw the Army out of the window. It passes the time...' But that evening, it wasn't the Brown Jobs that were thrown out.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A member of the army."
      ],
      "links": [
        [
          "army",
          "army"
        ]
      ],
      "qualifier": "air force slang",
      "raw_glosses": [
        "(UK, air force slang, dated) A member of the army."
      ],
      "tags": [
        "UK",
        "dated"
      ]
    }
  ],
  "word": "brown job"
}