"perpin" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "a stone which passes through a wall from side to side, having two smooth vertical faces",
          "word": "perpend"
        }
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      "examples": [
        {
          "ref": "1688, R. Holme, Armoury, book iii, page 111/1:",
          "text": "Perpin, are less than the size of Ashlers.",
          "type": "quote"
        },
        {
          "ref": "ibidem, page 457/1",
          "text": "A perpin wall, is a Single stone wall.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Obsolete spelling of perpend (“a stone which passes through a wall from side to side, having two smooth vertical faces”)."
      ],
      "id": "en-perpin-en-noun-haJ4pq8X",
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          "perpend",
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  "word": "perpin"
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      "expansion": "perpin",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "a stone which passes through a wall from side to side, having two smooth vertical faces",
          "word": "perpend"
        }
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      "examples": [
        {
          "ref": "1688, R. Holme, Armoury, book iii, page 111/1:",
          "text": "Perpin, are less than the size of Ashlers.",
          "type": "quote"
        },
        {
          "ref": "ibidem, page 457/1",
          "text": "A perpin wall, is a Single stone wall.",
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        }
      ],
      "glosses": [
        "Obsolete spelling of perpend (“a stone which passes through a wall from side to side, having two smooth vertical faces”)."
      ],
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          "perpend",
          "perpend#English"
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  "word": "perpin"
}