"speaking trumpet" meaning in English

{
  "forms": [
    {
      "form": "speaking trumpets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "speaking trumpet (plural speaking trumpets)",
      "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": "1866, Wilkie Collins, Armadale, Book the First/Chapter IV: The Shadow of the Past",
          "text": "He passed his arm round a rope to steady himself, made a speaking-trumpet of his hands, and suddenly dropped them again without uttering a sound."
        },
        {
          "ref": "1840, Richard Henry Dana, Jr., chapter XXVII, in Two Years Before the Mast",
          "text": "A short, square-built man, in a rough grey jacket, with a speaking-trumpet in hand, stood in the weather hammock nettings.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A megaphone (of the older, non-electric kind)."
      ],
      "id": "en-speaking_trumpet-en-noun-iuGXzzSg",
      "links": [
        [
          "megaphone",
          "megaphone"
        ]
      ]
    }
  ],
  "word": "speaking trumpet"
}

{
  "forms": [
    {
      "form": "speaking trumpets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "speaking trumpet (plural speaking trumpets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1866, Wilkie Collins, Armadale, Book the First/Chapter IV: The Shadow of the Past",
          "text": "He passed his arm round a rope to steady himself, made a speaking-trumpet of his hands, and suddenly dropped them again without uttering a sound."
        },
        {
          "ref": "1840, Richard Henry Dana, Jr., chapter XXVII, in Two Years Before the Mast",
          "text": "A short, square-built man, in a rough grey jacket, with a speaking-trumpet in hand, stood in the weather hammock nettings.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A megaphone (of the older, non-electric kind)."
      ],
      "links": [
        [
          "megaphone",
          "megaphone"
        ]
      ]
    }
  ],
  "word": "speaking trumpet"
}