"gum-tickler" meaning in English

{
  "forms": [
    {
      "form": "gum-ticklers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "gum-tickler (plural gum-ticklers)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "1858, Kinahan Cornwallis, The New El Dorado, page 179",
          "text": "We drink cocktails and gum-ticklers to amuse ourselves.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A serving of undiluted rum or other spirit."
      ],
      "id": "en-gum-tickler-en-noun-0FfJ8Mja",
      "links": [
        [
          "serving",
          "serving"
        ],
        [
          "undiluted",
          "undiluted"
        ],
        [
          "rum",
          "rum"
        ],
        [
          "spirit",
          "spirit"
        ]
      ],
      "raw_glosses": [
        "(obsolete, slang) A serving of undiluted rum or other spirit."
      ],
      "related": [
        {
          "word": "phlegm-cutter"
        }
      ],
      "tags": [
        "obsolete",
        "slang"
      ]
    }
  ],
  "word": "gum-tickler"
}

{
  "forms": [
    {
      "form": "gum-ticklers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "gum-tickler (plural gum-ticklers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "phlegm-cutter"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English slang",
        "English terms with obsolete senses",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1858, Kinahan Cornwallis, The New El Dorado, page 179",
          "text": "We drink cocktails and gum-ticklers to amuse ourselves.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A serving of undiluted rum or other spirit."
      ],
      "links": [
        [
          "serving",
          "serving"
        ],
        [
          "undiluted",
          "undiluted"
        ],
        [
          "rum",
          "rum"
        ],
        [
          "spirit",
          "spirit"
        ]
      ],
      "raw_glosses": [
        "(obsolete, slang) A serving of undiluted rum or other spirit."
      ],
      "tags": [
        "obsolete",
        "slang"
      ]
    }
  ],
  "word": "gum-tickler"
}