"thruff" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "thurgh"
      },
      "expansion": "English thurgh",
      "name": "m+"
    },
    {
      "args": {
        "1": "en",
        "2": "rough"
      },
      "expansion": "rough",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "tough"
      },
      "expansion": "tough",
      "name": "m"
    }
  ],
  "etymology_text": "Reflecting a dialectal pronunciation where the sound of (/x/) in English thurgh altered to /f/, as in standard English rough, tough, etc.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositions",
        "head": ""
      },
      "expansion": "thruff",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "thruff",
      "name": "en-prep"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep",
  "senses": [
    {
      "alt_of": [
        {
          "word": "through"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English prepositions",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English pronunciation spellings",
          "parents": [
            "Pronunciation spellings",
            "Terms by orthographic property",
            "Terms by lexical property"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1891 June, “Legends of the Cars”, in Folk-lore: A Quarterly Review, volume II, number II, London: David Nutt, page 150",
          "text": "[…] voices o' deed folks, an' hands wi'outen airms, that came i' tha darklins, moanin' an' cryin an' beckonin' all night thruff; […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Pronunciation spelling of through."
      ],
      "id": "en-thruff-en-prep-Fs5wDp6X",
      "links": [
        [
          "Pronunciation spelling",
          "pronunciation spelling"
        ],
        [
          "through",
          "through#English"
        ]
      ],
      "raw_glosses": [
        "(UK, dialectal, dated) Pronunciation spelling of through."
      ],
      "tags": [
        "UK",
        "alt-of",
        "dated",
        "dialectal",
        "pronunciation-spelling"
      ]
    }
  ],
  "word": "thruff"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "thurgh"
      },
      "expansion": "English thurgh",
      "name": "m+"
    },
    {
      "args": {
        "1": "en",
        "2": "rough"
      },
      "expansion": "rough",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "tough"
      },
      "expansion": "tough",
      "name": "m"
    }
  ],
  "etymology_text": "Reflecting a dialectal pronunciation where the sound of (/x/) in English thurgh altered to /f/, as in standard English rough, tough, etc.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositions",
        "head": ""
      },
      "expansion": "thruff",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "thruff",
      "name": "en-prep"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep",
  "senses": [
    {
      "alt_of": [
        {
          "word": "through"
        }
      ],
      "categories": [
        "British English",
        "English dated terms",
        "English dialectal terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English prepositions",
        "English pronunciation spellings",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1891 June, “Legends of the Cars”, in Folk-lore: A Quarterly Review, volume II, number II, London: David Nutt, page 150",
          "text": "[…] voices o' deed folks, an' hands wi'outen airms, that came i' tha darklins, moanin' an' cryin an' beckonin' all night thruff; […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Pronunciation spelling of through."
      ],
      "links": [
        [
          "Pronunciation spelling",
          "pronunciation spelling"
        ],
        [
          "through",
          "through#English"
        ]
      ],
      "raw_glosses": [
        "(UK, dialectal, dated) Pronunciation spelling of through."
      ],
      "tags": [
        "UK",
        "alt-of",
        "dated",
        "dialectal",
        "pronunciation-spelling"
      ]
    }
  ],
  "word": "thruff"
}