"rechecker" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "recheck",
        "3": "er"
      },
      "expansion": "recheck + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "recheck + -er",
  "forms": [
    {
      "form": "recheckers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rechecker (plural recheckers)",
      "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 suffixed with -er",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1940, War Department Technical Manual, volume 10, number 250, page 117",
          "text": "If a recount of an item is ordered, the warehouseman responsible for the custody of the stock accompanies and assists the rechecker to assure himself that the exact quantity of stock recorded as on hand is actually physically present.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "One who checks something again."
      ],
      "id": "en-rechecker-en-noun-7Br3pvuL",
      "links": [
        [
          "check",
          "check"
        ]
      ]
    }
  ],
  "word": "rechecker"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "recheck",
        "3": "er"
      },
      "expansion": "recheck + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "recheck + -er",
  "forms": [
    {
      "form": "recheckers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rechecker (plural recheckers)",
      "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 suffixed with -er",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1940, War Department Technical Manual, volume 10, number 250, page 117",
          "text": "If a recount of an item is ordered, the warehouseman responsible for the custody of the stock accompanies and assists the rechecker to assure himself that the exact quantity of stock recorded as on hand is actually physically present.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "One who checks something again."
      ],
      "links": [
        [
          "check",
          "check"
        ]
      ]
    }
  ],
  "word": "rechecker"
}