"ad-libber" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ad lib",
        "3": "er",
        "id2": "agent noun"
      },
      "expansion": "ad lib + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From ad lib + -er.",
  "forms": [
    {
      "form": "ad-libbers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ad-libber (plural ad-libbers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -er (agent noun)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              49,
              58
            ]
          ],
          "ref": "2002, The Portland Phoenix, 12-19 September:",
          "text": "As you may have heard, Bobby D. isn’t much of an ad-libber.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person who ad libs, particularly one who is well known for skill in ad libbing."
      ],
      "id": "en-ad-libber-en-noun-WXvdjf4c",
      "links": [
        [
          "ad lib",
          "ad lib"
        ]
      ]
    }
  ],
  "word": "ad-libber"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ad lib",
        "3": "er",
        "id2": "agent noun"
      },
      "expansion": "ad lib + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From ad lib + -er.",
  "forms": [
    {
      "form": "ad-libbers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ad-libber (plural ad-libbers)",
      "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 suffixed with -er (agent noun)",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned",
        "en:People"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              49,
              58
            ]
          ],
          "ref": "2002, The Portland Phoenix, 12-19 September:",
          "text": "As you may have heard, Bobby D. isn’t much of an ad-libber.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person who ad libs, particularly one who is well known for skill in ad libbing."
      ],
      "links": [
        [
          "ad lib",
          "ad lib"
        ]
      ]
    }
  ],
  "word": "ad-libber"
}