"niffy" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "niff",
        "3": "-y"
      },
      "expansion": "niff + -y",
      "name": "af"
    }
  ],
  "etymology_text": "From niff + -y.",
  "forms": [
    {
      "form": "niffier",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "niffiest",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "er"
      },
      "expansion": "niffy (comparative niffier, superlative niffiest)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "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 terms suffixed with -y",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Smell",
          "orig": "en:Smell",
          "parents": [
            "Senses",
            "Perception",
            "Body",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Having a bad smell."
      ],
      "id": "en-niffy-en-adj-DOat3ETI",
      "links": [
        [
          "smell",
          "smell"
        ]
      ],
      "raw_glosses": [
        "(UK, colloquial) Having a bad smell."
      ],
      "synonyms": [
        {
          "word": "fetid"
        },
        {
          "word": "stinking"
        },
        {
          "word": "pongy"
        },
        {
          "word": "stinky"
        },
        {
          "word": "whiffy"
        }
      ],
      "tags": [
        "UK",
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-ɪfi"
    }
  ],
  "word": "niffy"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "niff",
        "3": "-y"
      },
      "expansion": "niff + -y",
      "name": "af"
    }
  ],
  "etymology_text": "From niff + -y.",
  "forms": [
    {
      "form": "niffier",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "niffiest",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "er"
      },
      "expansion": "niffy (comparative niffier, superlative niffiest)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "British English",
        "English adjectives",
        "English colloquialisms",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms suffixed with -y",
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:English/ɪfi",
        "Rhymes:English/ɪfi/2 syllables",
        "en:Smell"
      ],
      "glosses": [
        "Having a bad smell."
      ],
      "links": [
        [
          "smell",
          "smell"
        ]
      ],
      "raw_glosses": [
        "(UK, colloquial) Having a bad smell."
      ],
      "synonyms": [
        {
          "word": "fetid"
        },
        {
          "word": "stinking"
        },
        {
          "word": "pongy"
        },
        {
          "word": "stinky"
        },
        {
          "word": "whiffy"
        }
      ],
      "tags": [
        "UK",
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-ɪfi"
    }
  ],
  "word": "niffy"
}