"counterprotester" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "counter",
        "3": "protester"
      },
      "expansion": "counter- + protester",
      "name": "prefix"
    }
  ],
  "etymology_text": "counter- + protester",
  "forms": [
    {
      "form": "counterprotesters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "counterprotester (plural counterprotesters)",
      "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"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with counter-",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2007 March 31, Steven Lee Myers, “Standoff in Ukraine Prompts Some to Seek New Election”, in New York Times",
          "text": "By Friday, protesters were already gathering in Kiev, the capital, as were counterprotesters loyal to Mr. Yanukovich.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person engaging in a counterprotest"
      ],
      "id": "en-counterprotester-en-noun-mL9YYEYG",
      "links": [
        [
          "counterprotest",
          "counterprotest"
        ]
      ],
      "synonyms": [
        {
          "word": "counterdemonstrator"
        }
      ]
    }
  ],
  "word": "counterprotester"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "counter",
        "3": "protester"
      },
      "expansion": "counter- + protester",
      "name": "prefix"
    }
  ],
  "etymology_text": "counter- + protester",
  "forms": [
    {
      "form": "counterprotesters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "counterprotester (plural counterprotesters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with counter-",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2007 March 31, Steven Lee Myers, “Standoff in Ukraine Prompts Some to Seek New Election”, in New York Times",
          "text": "By Friday, protesters were already gathering in Kiev, the capital, as were counterprotesters loyal to Mr. Yanukovich.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person engaging in a counterprotest"
      ],
      "links": [
        [
          "counterprotest",
          "counterprotest"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "counterdemonstrator"
    }
  ],
  "word": "counterprotester"
}