"dup" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "enm",
        "3": "",
        "4": "don up",
        "5": "to open"
      },
      "expansion": "Middle English don up (“to open”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "do",
        "3": "up",
        "nocap": "9"
      },
      "expansion": "blend of do + up",
      "name": "blend"
    }
  ],
  "etymology_text": "From Middle English don up (“to open”), equivalent to a blend of do + up. Compare don, doff, dout, dub.",
  "forms": [
    {
      "form": "dups",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "dupping",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "dupped",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "dupped",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dup (third-person singular simple present dups, present participle dupping, simple past and past participle dupped)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English blends",
          "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": "Pages with 5 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "c. 1599–1602 (date written), William Shakespeare, “The Tragedie of Hamlet, Prince of Denmarke”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act IV, scene v]:",
          "text": "Then up he rose and donned his clothes, / And dupped the chamber door;",
          "type": "quote"
        },
        {
          "ref": "1964, Anthony Burgess, Nothing Like the Sun:",
          "text": "He had seen, that Maundy Thursday afternoon, dupping their chamber door in all maaaaaaa innocence.",
          "type": "quote"
        }
      ],
      "glosses": [
        "to open (a door, gate etc.)"
      ],
      "id": "en-dup-en-verb-IMfsQMll",
      "links": [
        [
          "open",
          "open"
        ]
      ],
      "related": [
        {
          "english": "etymologically unrelated",
          "word": "lub-dup"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/dʌp/"
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-dup.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/LL-Q1860_%28eng%29-Vealhurl-dup.wav/LL-Q1860_%28eng%29-Vealhurl-dup.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/LL-Q1860_%28eng%29-Vealhurl-dup.wav/LL-Q1860_%28eng%29-Vealhurl-dup.wav.ogg"
    },
    {
      "rhymes": "-ʌp"
    }
  ],
  "word": "dup"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "enm",
        "3": "",
        "4": "don up",
        "5": "to open"
      },
      "expansion": "Middle English don up (“to open”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "do",
        "3": "up",
        "nocap": "9"
      },
      "expansion": "blend of do + up",
      "name": "blend"
    }
  ],
  "etymology_text": "From Middle English don up (“to open”), equivalent to a blend of do + up. Compare don, doff, dout, dub.",
  "forms": [
    {
      "form": "dups",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "dupping",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "dupped",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "dupped",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dup (third-person singular simple present dups, present participle dupping, simple past and past participle dupped)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "related": [
    {
      "english": "etymologically unrelated",
      "word": "lub-dup"
    }
  ],
  "senses": [
    {
      "categories": [
        "English blends",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms derived from Middle English",
        "English terms with quotations",
        "English verbs",
        "Pages with 5 entries",
        "Pages with entries",
        "Rhymes:English/ʌp",
        "Rhymes:English/ʌp/1 syllable"
      ],
      "examples": [
        {
          "ref": "c. 1599–1602 (date written), William Shakespeare, “The Tragedie of Hamlet, Prince of Denmarke”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act IV, scene v]:",
          "text": "Then up he rose and donned his clothes, / And dupped the chamber door;",
          "type": "quote"
        },
        {
          "ref": "1964, Anthony Burgess, Nothing Like the Sun:",
          "text": "He had seen, that Maundy Thursday afternoon, dupping their chamber door in all maaaaaaa innocence.",
          "type": "quote"
        }
      ],
      "glosses": [
        "to open (a door, gate etc.)"
      ],
      "links": [
        [
          "open",
          "open"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/dʌp/"
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-dup.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/LL-Q1860_%28eng%29-Vealhurl-dup.wav/LL-Q1860_%28eng%29-Vealhurl-dup.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/LL-Q1860_%28eng%29-Vealhurl-dup.wav/LL-Q1860_%28eng%29-Vealhurl-dup.wav.ogg"
    },
    {
      "rhymes": "-ʌp"
    }
  ],
  "word": "dup"
}