"uff da" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "no",
        "3": "-"
      },
      "expansion": "Norwegian",
      "name": "uder"
    }
  ],
  "etymology_text": "From Norwegian, brought to the US by Scandinavian settlers.",
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "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"
        },
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          "kind": "other",
          "name": "English undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Midwestern US English",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Expressing surprise, dismay, relief, exhaustion, or a sudden shock to the senses."
      ],
      "id": "en-uff_da-en-intj-tXpzNCBj",
      "qualifier": "Upper Midwestern US",
      "raw_glosses": [
        "(US, Upper Midwestern US) Expressing surprise, dismay, relief, exhaustion, or a sudden shock to the senses."
      ],
      "synonyms": [
        {
          "word": "oofda"
        }
      ],
      "tags": [
        "US"
      ],
      "wikipedia": [
        "uff da"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈʊfdə/"
    },
    {
      "audio": "En-us-uff da.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/3c/En-us-uff_da.ogg/En-us-uff_da.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/3/3c/En-us-uff_da.ogg",
      "tags": [
        "US"
      ],
      "text": "Audio (US)"
    }
  ],
  "word": "uff da"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "no",
        "3": "-"
      },
      "expansion": "Norwegian",
      "name": "uder"
    }
  ],
  "etymology_text": "From Norwegian, brought to the US by Scandinavian settlers.",
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "American English",
        "English 2-syllable words",
        "English entries with incorrect language header",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English terms derived from Norwegian",
        "English terms with IPA pronunciation",
        "English terms with audio links",
        "English undefined derivations",
        "Midwestern US English"
      ],
      "glosses": [
        "Expressing surprise, dismay, relief, exhaustion, or a sudden shock to the senses."
      ],
      "qualifier": "Upper Midwestern US",
      "raw_glosses": [
        "(US, Upper Midwestern US) Expressing surprise, dismay, relief, exhaustion, or a sudden shock to the senses."
      ],
      "tags": [
        "US"
      ],
      "wikipedia": [
        "uff da"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈʊfdə/"
    },
    {
      "audio": "En-us-uff da.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/3c/En-us-uff_da.ogg/En-us-uff_da.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/3/3c/En-us-uff_da.ogg",
      "tags": [
        "US"
      ],
      "text": "Audio (US)"
    }
  ],
  "synonyms": [
    {
      "word": "oofda"
    }
  ],
  "word": "uff da"
}