"prevail upon" meaning in English

{
  "forms": [
    {
      "form": "prevails upon",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "prevailing upon",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "prevailed upon",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "prevailed upon",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "prevail upon (third-person singular simple present prevails upon, present participle prevailing upon, simple past and past participle prevailed upon)",
      "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"
        },
        {
          "kind": "other",
          "name": "English phrasal verbs formed with \"upon\"",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Bulgarian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Maori translations",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Perhaps I can prevail upon him to change his mind.",
          "type": "example"
        },
        {
          "ref": "1897 December (indicated as 1898), Winston Churchill, chapter X, in The Celebrity: An Episode, New York, N.Y.: The Macmillan Company; London: Macmillan & Co., Ltd., →OCLC:",
          "text": "The skipper Mr. Cooke had hired at Far Harbor was a God-fearing man with a luke warm interest in his new billet and employer, and had only been prevailed upon to take charge of the yacht after the offer of an emolument equal to half a year's sea pay of an ensign in the navy.",
          "type": "quote"
        }
      ],
      "glosses": [
        "To convince; to persuade."
      ],
      "id": "en-prevail_upon-en-verb-1ird5gwD",
      "links": [
        [
          "convince",
          "convince"
        ],
        [
          "persuade",
          "persuade"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To convince; to persuade."
      ],
      "tags": [
        "idiomatic"
      ],
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "ugovarjam",
          "sense": "to persuade, to convince",
          "word": "уговарям"
        },
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "ubeždavam",
          "sense": "to persuade, to convince",
          "word": "убеждавам"
        },
        {
          "code": "mi",
          "lang": "Maori",
          "sense": "to persuade, to convince",
          "word": "whakawhere"
        },
        {
          "code": "mi",
          "lang": "Maori",
          "sense": "to persuade, to convince",
          "word": "whakawherewhere"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-prevail upon.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/52/En-au-prevail_upon.ogg/En-au-prevail_upon.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/5/52/En-au-prevail_upon.ogg"
    }
  ],
  "word": "prevail upon"
}

{
  "forms": [
    {
      "form": "prevails upon",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "prevailing upon",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "prevailed upon",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "prevailed upon",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "prevail upon (third-person singular simple present prevails upon, present participle prevailing upon, simple past and past participle prevailed upon)",
      "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 phrasal verbs",
        "English phrasal verbs formed with \"upon\"",
        "English terms with quotations",
        "English terms with usage examples",
        "English verbs",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Bulgarian translations",
        "Terms with Maori translations"
      ],
      "examples": [
        {
          "text": "Perhaps I can prevail upon him to change his mind.",
          "type": "example"
        },
        {
          "ref": "1897 December (indicated as 1898), Winston Churchill, chapter X, in The Celebrity: An Episode, New York, N.Y.: The Macmillan Company; London: Macmillan & Co., Ltd., →OCLC:",
          "text": "The skipper Mr. Cooke had hired at Far Harbor was a God-fearing man with a luke warm interest in his new billet and employer, and had only been prevailed upon to take charge of the yacht after the offer of an emolument equal to half a year's sea pay of an ensign in the navy.",
          "type": "quote"
        }
      ],
      "glosses": [
        "To convince; to persuade."
      ],
      "links": [
        [
          "convince",
          "convince"
        ],
        [
          "persuade",
          "persuade"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To convince; to persuade."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-prevail upon.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/52/En-au-prevail_upon.ogg/En-au-prevail_upon.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/5/52/En-au-prevail_upon.ogg"
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "ugovarjam",
      "sense": "to persuade, to convince",
      "word": "уговарям"
    },
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "ubeždavam",
      "sense": "to persuade, to convince",
      "word": "убеждавам"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "to persuade, to convince",
      "word": "whakawhere"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "to persuade, to convince",
      "word": "whakawherewhere"
    }
  ],
  "word": "prevail upon"
}