"round upon" meaning in English

{
  "forms": [
    {
      "form": "rounds upon",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "rounding upon",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "rounded upon",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "rounded upon",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "round upon (third-person singular simple present rounds upon, present participle rounding upon, simple past and past participle rounded 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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2018 May 4, Tom English, “Steven Gerrard: A 'seriously clever or recklessly stupid' Rangers appointment”, in BBC Sport:",
          "text": "Rangers' treatment of Murty was rounded upon by, among others, Rodgers and Neil Lennon, two Celtic men. The Scottish champions' current boss Rodgers said that the club had treated Murty like garbage.",
          "type": "quote"
        }
      ],
      "glosses": [
        "To turn and attack a potential attacker"
      ],
      "id": "en-round_upon-en-verb-JtcMr5qY",
      "links": [
        [
          "turn",
          "turn"
        ],
        [
          "attack",
          "attack"
        ]
      ],
      "synonyms": [
        {
          "word": "round on"
        }
      ]
    }
  ],
  "word": "round upon"
}

{
  "forms": [
    {
      "form": "rounds upon",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "rounding upon",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "rounded upon",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "rounded upon",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "round upon (third-person singular simple present rounds upon, present participle rounding upon, simple past and past participle rounded upon)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs formed with \"upon\"",
        "English terms with quotations",
        "English verbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2018 May 4, Tom English, “Steven Gerrard: A 'seriously clever or recklessly stupid' Rangers appointment”, in BBC Sport:",
          "text": "Rangers' treatment of Murty was rounded upon by, among others, Rodgers and Neil Lennon, two Celtic men. The Scottish champions' current boss Rodgers said that the club had treated Murty like garbage.",
          "type": "quote"
        }
      ],
      "glosses": [
        "To turn and attack a potential attacker"
      ],
      "links": [
        [
          "turn",
          "turn"
        ],
        [
          "attack",
          "attack"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "round on"
    }
  ],
  "word": "round upon"
}