"dubsman" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dub",
        "3": "-s-",
        "4": "-man"
      },
      "expansion": "dub + -s- + -man",
      "name": "af"
    }
  ],
  "etymology_text": "dub + -s- + -man",
  "forms": [
    {
      "form": "dubsmen",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "dubsmen"
      },
      "expansion": "dubsman (plural dubsmen)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms interfixed with -s-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -man",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1846, George William MacArthur Reynolds, The Mysteries of London, page 60",
          "text": "[…] C was a Cracksman, that forked all the plate; / D was a Dubsman, who kept the jug-gate. […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A jailer."
      ],
      "id": "en-dubsman-en-noun-~d4jB3qg",
      "links": [
        [
          "jailer",
          "jailer"
        ]
      ],
      "raw_glosses": [
        "(obsolete, slang) A jailer."
      ],
      "tags": [
        "obsolete",
        "slang"
      ]
    }
  ],
  "word": "dubsman"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dub",
        "3": "-s-",
        "4": "-man"
      },
      "expansion": "dub + -s- + -man",
      "name": "af"
    }
  ],
  "etymology_text": "dub + -s- + -man",
  "forms": [
    {
      "form": "dubsmen",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "dubsmen"
      },
      "expansion": "dubsman (plural dubsmen)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English nouns with irregular plurals",
        "English slang",
        "English terms interfixed with -s-",
        "English terms suffixed with -man",
        "English terms with obsolete senses",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1846, George William MacArthur Reynolds, The Mysteries of London, page 60",
          "text": "[…] C was a Cracksman, that forked all the plate; / D was a Dubsman, who kept the jug-gate. […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A jailer."
      ],
      "links": [
        [
          "jailer",
          "jailer"
        ]
      ],
      "raw_glosses": [
        "(obsolete, slang) A jailer."
      ],
      "tags": [
        "obsolete",
        "slang"
      ]
    }
  ],
  "word": "dubsman"
}