"out to lunch" meaning in English

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  "lang_code": "en",
  "pos": "adj",
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      "examples": [
        {
          "text": "She's out to lunch right now, but you may leave her a note.",
          "type": "example"
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      "glosses": [
        "Away eating lunch or for a midday break; especially, away from work or a job."
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          "work",
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          "job",
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        {
          "text": "After he drove with his turn signal on for five miles, I was pretty sure he was out to lunch.",
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          "ref": "1979, Douglas Adams, The Hitchhiker's Guide to the Galaxy",
          "text": "Zaphod Beeblebrox, adventurer, ex-hippy, good-timer, (crook? quite possibly), manic self-publicist, terribly bad at personal relationships, often thought to be completely out to lunch.",
          "type": "quotation"
        },
        {
          "ref": "2002, “Along Came a Biter”, in Temporary Forever, performed by Busdriver",
          "text": "But then along came this biter / And he was so out of touch / So completely self indulgent / Just so out to lunch",
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      "glosses": [
        "Clueless, inattentive, or careless."
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        "(idiomatic, informal) Clueless, inattentive, or careless."
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  "word": "out to lunch"
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  "pos": "adj",
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        {
          "text": "She's out to lunch right now, but you may leave her a note.",
          "type": "example"
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      ],
      "glosses": [
        "Away eating lunch or for a midday break; especially, away from work or a job."
      ],
      "links": [
        [
          "lunch",
          "lunch"
        ],
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          "break",
          "break"
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          "job",
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          "ref": "1979, Douglas Adams, The Hitchhiker's Guide to the Galaxy",
          "text": "Zaphod Beeblebrox, adventurer, ex-hippy, good-timer, (crook? quite possibly), manic self-publicist, terribly bad at personal relationships, often thought to be completely out to lunch.",
          "type": "quotation"
        },
        {
          "ref": "2002, “Along Came a Biter”, in Temporary Forever, performed by Busdriver",
          "text": "But then along came this biter / And he was so out of touch / So completely self indulgent / Just so out to lunch",
          "type": "quotation"
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      ],
      "glosses": [
        "Clueless, inattentive, or careless."
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          "inattentive",
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        "(idiomatic, informal) Clueless, inattentive, or careless."
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