"悪貨は良貨を駆逐する" meaning in Japanese

{
  "forms": [
    {
      "form": "悪貨は良貨を駆逐する",
      "ruby": [
        [
          "悪",
          "あっ"
        ],
        [
          "貨",
          "か"
        ],
        [
          "良",
          "りょう"
        ],
        [
          "貨",
          "か"
        ],
        [
          "駆",
          "く"
        ],
        [
          "逐",
          "ちく"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "akka wa ryōka o kuchiku suru",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "proverb",
        "2": "あっか は りょうか を くちく する"
      },
      "expansion": "悪(あっ)貨(か)は良(りょう)貨(か)を駆(く)逐(ちく)する • (akka wa ryōka o kuchiku suru)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "proverb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese proverbs",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "bad money drives out good (debased coinage replaces purer coinage)"
      ],
      "id": "en-悪貨は良貨を駆逐する-ja-proverb-RqUmrA7d",
      "links": [
        [
          "bad money drives out good",
          "bad money drives out good"
        ]
      ],
      "synonyms": [
        {
          "word": "グレシャムの法則"
        }
      ]
    }
  ],
  "word": "悪貨は良貨を駆逐する"
}

{
  "forms": [
    {
      "form": "悪貨は良貨を駆逐する",
      "ruby": [
        [
          "悪",
          "あっ"
        ],
        [
          "貨",
          "か"
        ],
        [
          "良",
          "りょう"
        ],
        [
          "貨",
          "か"
        ],
        [
          "駆",
          "く"
        ],
        [
          "逐",
          "ちく"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "akka wa ryōka o kuchiku suru",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "proverb",
        "2": "あっか は りょうか を くちく する"
      },
      "expansion": "悪(あっ)貨(か)は良(りょう)貨(か)を駆(く)逐(ちく)する • (akka wa ryōka o kuchiku suru)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "proverb",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese proverbs",
        "Japanese terms spelled with fourth grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with six Han script characters"
      ],
      "glosses": [
        "bad money drives out good (debased coinage replaces purer coinage)"
      ],
      "links": [
        [
          "bad money drives out good",
          "bad money drives out good"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "グレシャムの法則"
    }
  ],
  "word": "悪貨は良貨を駆逐する"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "悪貨は良貨を駆逐する"
  ],
  "section": "Japanese",
  "subsection": "proverb",
  "title": "悪貨は良貨を駆逐する",
  "trace": ""
}