"so to say" meaning in English

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  "lang_code": "en",
  "pos": "adv",
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          "word": "so to speak"
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          "ref": "1900, James George Frazer, The Golden Bough, volume 2, page 104:",
          "text": "Persons born in winter are, so to say, of a cold and frosty disposition.",
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        "Alternative form of so to speak"
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  "word": "so to say"
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  "lang_code": "en",
  "pos": "adv",
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      "alt_of": [
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          "word": "so to speak"
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        {
          "ref": "1900, James George Frazer, The Golden Bough, volume 2, page 104:",
          "text": "Persons born in winter are, so to say, of a cold and frosty disposition.",
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