"turn upon" meaning in English

{
  "forms": [
    {
      "form": "turns upon",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "turning upon",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "turned upon",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "turned upon",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "turn upon (third-person singular simple present turns upon, present participle turning upon, simple past and past participle turned upon)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "aim at; rebel against; attack suddenly",
          "word": "turn on"
        }
      ],
      "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": "1905, Lord Dunsany [i.e., Edward Plunkett, 18th Baron of Dunsany], The Gods of Pegāna, London: [Charles] Elkin Mathews, […], →OCLC:",
          "text": "Time is the hound of the gods; but it hath been said of old that he will one day turn upon his masters, and seek to slay the gods, excepting only Māna-Yood-Sushāī, whose dreams are the gods themselves — dreamed long ago.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of turn on (“aim at; rebel against; attack suddenly”)"
      ],
      "id": "en-turn_upon-en-verb-uEVjI8ZG",
      "links": [
        [
          "turn on",
          "turn on#English"
        ]
      ],
      "raw_glosses": [
        "(transitive) Alternative form of turn on (“aim at; rebel against; attack suddenly”)"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "transitive"
      ]
    }
  ],
  "word": "turn upon"
}

{
  "forms": [
    {
      "form": "turns upon",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "turning upon",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "turned upon",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "turned upon",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "turn upon (third-person singular simple present turns upon, present participle turning upon, simple past and past participle turned upon)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "aim at; rebel against; attack suddenly",
          "word": "turn on"
        }
      ],
      "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 transitive verbs",
        "English verbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1905, Lord Dunsany [i.e., Edward Plunkett, 18th Baron of Dunsany], The Gods of Pegāna, London: [Charles] Elkin Mathews, […], →OCLC:",
          "text": "Time is the hound of the gods; but it hath been said of old that he will one day turn upon his masters, and seek to slay the gods, excepting only Māna-Yood-Sushāī, whose dreams are the gods themselves — dreamed long ago.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of turn on (“aim at; rebel against; attack suddenly”)"
      ],
      "links": [
        [
          "turn on",
          "turn on#English"
        ]
      ],
      "raw_glosses": [
        "(transitive) Alternative form of turn on (“aim at; rebel against; attack suddenly”)"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "transitive"
      ]
    }
  ],
  "word": "turn upon"
}