"reign supreme" meaning in English

{
  "forms": [
    {
      "form": "reigns supreme",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "reigning supreme",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "reigned supreme",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "reigned supreme",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "reign supreme (third-person singular simple present reigns supreme, present participle reigning supreme, simple past and past participle reigned supreme)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1961 July, Cecil J. Allen, “Locomotive Running Past and Present”, in Trains Illustrated, page 401",
          "text": "During the month prior to writing this article I have made a series of journeys [...]. One was over a main line on which steam still reigns supreme on the principal trains and on which we had a fine run, fully up to the best standards of the locomotive class concerned.",
          "type": "quotation"
        },
        {
          "ref": "2019, Li Huang, James Lambert, “Another Arrow for the Quiver: A New Methodology for Multilingual Researchers”, in Journal of Multilingual and Multicultural Development, →DOI, page 8",
          "text": "[A]s much as language in our modern technological world is mediated through the written word, quantitatively spoken language still reigns supreme.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To be the most important or most prevalent."
      ],
      "id": "en-reign_supreme-en-verb-YbFff9t6",
      "links": [
        [
          "important",
          "important"
        ],
        [
          "prevalent",
          "prevalent"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To be the most important or most prevalent."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "reign supreme"
}

{
  "forms": [
    {
      "form": "reigns supreme",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "reigning supreme",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "reigned supreme",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "reigned supreme",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "reign supreme (third-person singular simple present reigns supreme, present participle reigning supreme, simple past and past participle reigned supreme)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "English verbs"
      ],
      "examples": [
        {
          "ref": "1961 July, Cecil J. Allen, “Locomotive Running Past and Present”, in Trains Illustrated, page 401",
          "text": "During the month prior to writing this article I have made a series of journeys [...]. One was over a main line on which steam still reigns supreme on the principal trains and on which we had a fine run, fully up to the best standards of the locomotive class concerned.",
          "type": "quotation"
        },
        {
          "ref": "2019, Li Huang, James Lambert, “Another Arrow for the Quiver: A New Methodology for Multilingual Researchers”, in Journal of Multilingual and Multicultural Development, →DOI, page 8",
          "text": "[A]s much as language in our modern technological world is mediated through the written word, quantitatively spoken language still reigns supreme.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To be the most important or most prevalent."
      ],
      "links": [
        [
          "important",
          "important"
        ],
        [
          "prevalent",
          "prevalent"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To be the most important or most prevalent."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "reign supreme"
}