"DiFi" meaning in English

{
  "etymology_text": "Spelled in imitation of HiFi.",
  "head_templates": [
    {
      "args": {},
      "expansion": "DiFi",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American 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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Individuals",
          "orig": "en:Individuals",
          "parents": [
            "People",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Dianne Feinstein (American politician)"
      ],
      "id": "en-DiFi-en-name-H4qOlMwk",
      "raw_glosses": [
        "(US, colloquial) Dianne Feinstein (American politician)"
      ],
      "tags": [
        "US",
        "colloquial"
      ]
    }
  ],
  "word": "DiFi"
}

{
  "etymology_text": "Spelled in imitation of HiFi.",
  "head_templates": [
    {
      "args": {},
      "expansion": "DiFi",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "American English",
        "English colloquialisms",
        "English entries with incorrect language header",
        "English lemmas",
        "English proper nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Individuals"
      ],
      "glosses": [
        "Dianne Feinstein (American politician)"
      ],
      "raw_glosses": [
        "(US, colloquial) Dianne Feinstein (American politician)"
      ],
      "tags": [
        "US",
        "colloquial"
      ]
    }
  ],
  "word": "DiFi"
}