"deff" meaning in English

See deff in All languages combined, or Wiktionary

Adverb

Forms: more deff [comparative], most deff [superlative]
Head templates: {{en-adv}} deff (comparative more deff, superlative most deff)
  1. (Internet slang) Clipping of definitely. Tags: Internet, abbreviation, alt-of, clipping Alternative form of: definitely Related terms: def [alternative]
    Sense id: en-deff-en-adv-l4rOE0j9 Categories (other): English entries with incorrect language header, Pages with 2 entries, Pages with entries
{
  "forms": [
    {
      "form": "more deff",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most deff",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "deff (comparative more deff, superlative most deff)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "definitely"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              5,
              6
            ],
            [
              33,
              34
            ],
            [
              40,
              41
            ],
            [
              58,
              59
            ],
            [
              81,
              82
            ],
            [
              94,
              95
            ],
            [
              95,
              96
            ],
            [
              107,
              108
            ],
            [
              112,
              113
            ],
            [
              152,
              199
            ],
            [
              166,
              167
            ],
            [
              195,
              196
            ]
          ],
          "ref": "2024 May 3, Iris Goldsztajn, “Naomi Osaka Does Her Best Zendaya Impression After Watching 'Challengers'”, in Marie Claire:",
          "text": "Others pointed out that [Naomi] Osaka was definitely an inspiration for the film's [Challengerss] protagonist Tashi, played by Zendaya. ¶ \"naomi u were deff on the tashi moodboard,\" wrote one person.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Clipping of definitely."
      ],
      "id": "en-deff-en-adv-l4rOE0j9",
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "definitely",
          "definitely#English"
        ]
      ],
      "raw_glosses": [
        "(Internet slang) Clipping of definitely."
      ],
      "related": [
        {
          "tags": [
            "alternative"
          ],
          "word": "def"
        }
      ],
      "tags": [
        "Internet",
        "abbreviation",
        "alt-of",
        "clipping"
      ]
    }
  ],
  "word": "deff"
}
{
  "forms": [
    {
      "form": "more deff",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most deff",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "deff (comparative more deff, superlative most deff)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "definitely"
        }
      ],
      "categories": [
        "English adverbs",
        "English clippings",
        "English entries with incorrect language header",
        "English internet slang",
        "English lemmas",
        "English terms with quotations",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              5,
              6
            ],
            [
              33,
              34
            ],
            [
              40,
              41
            ],
            [
              58,
              59
            ],
            [
              81,
              82
            ],
            [
              94,
              95
            ],
            [
              95,
              96
            ],
            [
              107,
              108
            ],
            [
              112,
              113
            ],
            [
              152,
              199
            ],
            [
              166,
              167
            ],
            [
              195,
              196
            ]
          ],
          "ref": "2024 May 3, Iris Goldsztajn, “Naomi Osaka Does Her Best Zendaya Impression After Watching 'Challengers'”, in Marie Claire:",
          "text": "Others pointed out that [Naomi] Osaka was definitely an inspiration for the film's [Challengerss] protagonist Tashi, played by Zendaya. ¶ \"naomi u were deff on the tashi moodboard,\" wrote one person.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Clipping of definitely."
      ],
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "definitely",
          "definitely#English"
        ]
      ],
      "raw_glosses": [
        "(Internet slang) Clipping of definitely."
      ],
      "related": [
        {
          "tags": [
            "alternative"
          ],
          "word": "def"
        }
      ],
      "tags": [
        "Internet",
        "abbreviation",
        "alt-of",
        "clipping"
      ]
    }
  ],
  "word": "deff"
}

Download raw JSONL data for deff meaning in English (1.4kB)

{
  "called_from": "form_descriptions/match_links_to_form",
  "msg": "form='deff' has many different link candidates `{link_dict[form]}`, which can't be disambiguated.",
  "path": [
    "deff"
  ],
  "section": "English",
  "subsection": "adverb",
  "title": "deff",
  "trace": ""
}

{
  "called_from": "form_descriptions/match_links_to_form",
  "msg": "form='deff' has many different link candidates `{link_dict[form]}`, which can't be disambiguated.",
  "path": [
    "deff"
  ],
  "section": "English",
  "subsection": "adverb",
  "title": "deff",
  "trace": ""
}

{
  "called_from": "form_descriptions/match_links_to_form",
  "msg": "form='deff' has many different link candidates `{link_dict[form]}`, which can't be disambiguated.",
  "path": [
    "deff"
  ],
  "section": "English",
  "subsection": "adverb",
  "title": "deff",
  "trace": ""
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-05-20 from the enwiktionary dump dated 2026-05-01 using wiktextract (e973cf0 and ae80fde). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.