"begin upon" meaning in English

{
  "forms": [
    {
      "form": "begins upon",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "beginning upon",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "began upon",
      "tags": [
        "past"
      ]
    },
    {
      "form": "begun upon",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "begin<,++,began,begun> upon"
      },
      "expansion": "begin upon (third-person singular simple present begins upon, present participle beginning upon, simple past began upon, past participle begun upon)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "text": "The wolf began upon the deer.",
          "type": "example"
        }
      ],
      "glosses": [
        "To physically attack (someone or something)."
      ],
      "id": "en-begin_upon-en-verb-jZtPrYtf",
      "raw_glosses": [
        "(transitive, archaic) To physically attack (someone or something)."
      ],
      "tags": [
        "archaic",
        "transitive"
      ]
    },
    {
      "categories": [
        {
          "_dis": "10 90",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "14 86",
          "kind": "other",
          "name": "English phrasal verbs formed with \"upon\"",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "11 89",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "8 92",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "That was when she began upon me.",
          "type": "example"
        }
      ],
      "glosses": [
        "To verbally attack (someone or something)."
      ],
      "id": "en-begin_upon-en-verb-1AG26lI0",
      "raw_glosses": [
        "(transitive, archaic) To verbally attack (someone or something)."
      ],
      "tags": [
        "archaic",
        "transitive"
      ]
    }
  ],
  "word": "begin upon"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English phrasal verbs",
    "English phrasal verbs formed with \"upon\"",
    "English verbs",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "forms": [
    {
      "form": "begins upon",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "beginning upon",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "began upon",
      "tags": [
        "past"
      ]
    },
    {
      "form": "begun upon",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "begin<,++,began,begun> upon"
      },
      "expansion": "begin upon (third-person singular simple present begins upon, present participle beginning upon, simple past began upon, past participle begun upon)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English terms with archaic senses",
        "English terms with usage examples",
        "English transitive verbs"
      ],
      "examples": [
        {
          "text": "The wolf began upon the deer.",
          "type": "example"
        }
      ],
      "glosses": [
        "To physically attack (someone or something)."
      ],
      "raw_glosses": [
        "(transitive, archaic) To physically attack (someone or something)."
      ],
      "tags": [
        "archaic",
        "transitive"
      ]
    },
    {
      "categories": [
        "English terms with archaic senses",
        "English terms with usage examples",
        "English transitive verbs"
      ],
      "examples": [
        {
          "text": "That was when she began upon me.",
          "type": "example"
        }
      ],
      "glosses": [
        "To verbally attack (someone or something)."
      ],
      "raw_glosses": [
        "(transitive, archaic) To verbally attack (someone or something)."
      ],
      "tags": [
        "archaic",
        "transitive"
      ]
    }
  ],
  "word": "begin upon"
}