"expresser" meaning in English

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "nonexpresser"
    },
    {
      "_dis1": "0 0",
      "word": "overexpresser"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "express",
        "3": "er",
        "id2": "agent noun"
      },
      "expansion": "express + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From express + -er.",
  "forms": [
    {
      "form": "expressers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "expresser (plural expressers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "87 13",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "80 20",
          "kind": "other",
          "name": "English terms suffixed with -er (agent noun)",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "86 14",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "92 8",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "an expresser of ideas"
        }
      ],
      "glosses": [
        "One who expresses."
      ],
      "id": "en-expresser-en-noun-EdvSZe~c",
      "links": [
        [
          "express",
          "express"
        ]
      ]
    },
    {
      "glosses": [
        "That which expresses (a particular material)"
      ],
      "id": "en-expresser-en-noun-agoHerPD",
      "links": [
        [
          "express",
          "express"
        ]
      ]
    }
  ],
  "word": "expresser"
}

{
  "categories": [
    "English agent nouns",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms suffixed with -er (agent noun)",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "derived": [
    {
      "word": "nonexpresser"
    },
    {
      "word": "overexpresser"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "express",
        "3": "er",
        "id2": "agent noun"
      },
      "expansion": "express + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From express + -er.",
  "forms": [
    {
      "form": "expressers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "expresser (plural expressers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "examples": [
        {
          "text": "an expresser of ideas"
        }
      ],
      "glosses": [
        "One who expresses."
      ],
      "links": [
        [
          "express",
          "express"
        ]
      ]
    },
    {
      "glosses": [
        "That which expresses (a particular material)"
      ],
      "links": [
        [
          "express",
          "express"
        ]
      ]
    }
  ],
  "word": "expresser"
}