"saymaster" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "say",
        "3": "master"
      },
      "expansion": "say + master",
      "name": "compound"
    }
  ],
  "etymology_text": "say + master",
  "forms": [
    {
      "form": "saymasters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "saymaster (plural saymasters)",
      "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": "1640, Ben Jonson, Epithalamion",
          "text": "great say-master of state",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A master of assay; one who tries or proves."
      ],
      "id": "en-saymaster-en-noun-IX9kyjPL",
      "links": [
        [
          "master",
          "master"
        ],
        [
          "assay",
          "assay"
        ]
      ],
      "raw_glosses": [
        "(obsolete) A master of assay; one who tries or proves."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "saymaster"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "say",
        "3": "master"
      },
      "expansion": "say + master",
      "name": "compound"
    }
  ],
  "etymology_text": "say + master",
  "forms": [
    {
      "form": "saymasters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "saymaster (plural saymasters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with obsolete senses",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1640, Ben Jonson, Epithalamion",
          "text": "great say-master of state",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A master of assay; one who tries or proves."
      ],
      "links": [
        [
          "master",
          "master"
        ],
        [
          "assay",
          "assay"
        ]
      ],
      "raw_glosses": [
        "(obsolete) A master of assay; one who tries or proves."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "saymaster"
}