"switched on" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "verb form"
      },
      "expansion": "switched on",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "form_of": [
        {
          "word": "switch on"
        }
      ],
      "glosses": [
        "simple past and past participle of switch on"
      ],
      "id": "en-switched_on-en-verb-TtergNI9",
      "links": [
        [
          "switch on",
          "switch on#English"
        ]
      ],
      "tags": [
        "form-of",
        "participle",
        "past"
      ]
    }
  ],
  "word": "switched on"
}

{
  "forms": [
    {
      "form": "more switched on",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most switched on",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "switched on (comparative more switched on, superlative most switched on)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "72 28",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "71 29",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "80 20",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "2013, James Glasse, Andrew Rawson, Baghdad Operators: Ex Special Forces in Iraq, page 70:",
          "text": "There was a lot to take in and everyone had to be totally switched on during the handover phase.",
          "type": "quote"
        },
        {
          "ref": "2015, Karl Brettig, Building Stronger Communities with Children and Families, page 119:",
          "text": "She has always been really switched on academically but she has really come on in the last year with [teacher]. We're happy that she is in his class again this year.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Highly attentive and mentally engaged."
      ],
      "id": "en-switched_on-en-adj-6FOeDPU9",
      "links": [
        [
          "attentive",
          "attentive"
        ],
        [
          "mentally",
          "mentally"
        ],
        [
          "engaged",
          "engaged"
        ]
      ],
      "raw_glosses": [
        "(informal) Highly attentive and mentally engaged."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "switched on"
}

{
  "categories": [
    "English adjectives",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English non-lemma forms",
    "English verb forms",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "verb form"
      },
      "expansion": "switched on",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "form_of": [
        {
          "word": "switch on"
        }
      ],
      "glosses": [
        "simple past and past participle of switch on"
      ],
      "links": [
        [
          "switch on",
          "switch on#English"
        ]
      ],
      "tags": [
        "form-of",
        "participle",
        "past"
      ]
    }
  ],
  "word": "switched on"
}

{
  "categories": [
    "English adjectives",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English non-lemma forms",
    "English verb forms",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "forms": [
    {
      "form": "more switched on",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most switched on",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "switched on (comparative more switched on, superlative most switched on)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English informal terms",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2013, James Glasse, Andrew Rawson, Baghdad Operators: Ex Special Forces in Iraq, page 70:",
          "text": "There was a lot to take in and everyone had to be totally switched on during the handover phase.",
          "type": "quote"
        },
        {
          "ref": "2015, Karl Brettig, Building Stronger Communities with Children and Families, page 119:",
          "text": "She has always been really switched on academically but she has really come on in the last year with [teacher]. We're happy that she is in his class again this year.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Highly attentive and mentally engaged."
      ],
      "links": [
        [
          "attentive",
          "attentive"
        ],
        [
          "mentally",
          "mentally"
        ],
        [
          "engaged",
          "engaged"
        ]
      ],
      "raw_glosses": [
        "(informal) Highly attentive and mentally engaged."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "switched on"
}