"of a surety" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "of a surety",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "of a surety",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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      "examples": [
        {
          "ref": "1526, [William Tyndale, transl.], The Newe Testamẽt […] (Tyndale Bible), [Worms, Germany: Peter Schöffer], →OCLC, Acts xij:[11], folio clxxij, recto:",
          "text": "And whẽ Peter was come to hym ſilfe / he ſayde: nowe I knowe off a ſurety / that the lorde hath ſent his angell […]",
          "type": "quote"
        },
        {
          "ref": "1815 February 24, [Walter Scott], chapter LI, in Guy Mannering; or, The Astrologer. […], volume III, Edinburgh: […] James Ballantyne and Co. for Longman, Hurst, Rees, Orme, and Brown, […]; and Archibald Constable and Co., […], →OCLC, page 235:",
          "text": "Of a surety, little Harry, we must speedily resume our studies.",
          "type": "quote"
        },
        {
          "ref": "1922, E[ric] R[ücker] Eddison, The Worm Ouroboros, London: Jonathan Cape, pages 23–24:",
          "text": "In this bout I did but measure myself with him. But thereby know I of a surety that when I put forth my might he will not be able to withstand me; and all ye shall shortly behold how, as one shattereth a stalk of angelica, I will break and shatter the limbs of this Goldry Bluszco.",
          "type": "quote"
        }
      ],
      "glosses": [
        "For certain."
      ],
      "id": "en-of_a_surety-en-prep_phrase-Oy4rmqvS",
      "links": [
        [
          "certain",
          "certain"
        ]
      ],
      "raw_glosses": [
        "(archaic) For certain."
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "word": "of a surety"
}

{
  "head_templates": [
    {
      "args": {
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        "2": "prepositional phrase",
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      },
      "expansion": "of a surety",
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      "args": {},
      "expansion": "of a surety",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
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        "English terms with quotations",
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        {
          "ref": "1526, [William Tyndale, transl.], The Newe Testamẽt […] (Tyndale Bible), [Worms, Germany: Peter Schöffer], →OCLC, Acts xij:[11], folio clxxij, recto:",
          "text": "And whẽ Peter was come to hym ſilfe / he ſayde: nowe I knowe off a ſurety / that the lorde hath ſent his angell […]",
          "type": "quote"
        },
        {
          "ref": "1815 February 24, [Walter Scott], chapter LI, in Guy Mannering; or, The Astrologer. […], volume III, Edinburgh: […] James Ballantyne and Co. for Longman, Hurst, Rees, Orme, and Brown, […]; and Archibald Constable and Co., […], →OCLC, page 235:",
          "text": "Of a surety, little Harry, we must speedily resume our studies.",
          "type": "quote"
        },
        {
          "ref": "1922, E[ric] R[ücker] Eddison, The Worm Ouroboros, London: Jonathan Cape, pages 23–24:",
          "text": "In this bout I did but measure myself with him. But thereby know I of a surety that when I put forth my might he will not be able to withstand me; and all ye shall shortly behold how, as one shattereth a stalk of angelica, I will break and shatter the limbs of this Goldry Bluszco.",
          "type": "quote"
        }
      ],
      "glosses": [
        "For certain."
      ],
      "links": [
        [
          "certain",
          "certain"
        ]
      ],
      "raw_glosses": [
        "(archaic) For certain."
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "word": "of a surety"
}