"hoo boy" meaning in English

{
  "head_templates": [
    {
      "args": {},
      "expansion": "hoo boy",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2009, Richard Scrimger, The Boy from Earth, page 146",
          "text": "It sounds a lot like a ... well, like a fart, but—hoo boy—I would not like to be standing behind whoever it was that let it out.",
          "type": "quotation"
        },
        {
          "ref": "2015, Chris Loblaw, The Patchwork Boy, page 138",
          "text": "Mallory exhaled noisily. “Hoo boy, I was hoping to leave that one alone for a while. Like, years and years.\"",
          "type": "quotation"
        },
        {
          "ref": "2015, Huntley Fitzpatrick, The Boy Most Likely To, page 274",
          "text": "“Hoo boy,” Duff says under his breath. “Jase got burned deep on that pass.”",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Used to express strong emotion, especially relief or mock dread."
      ],
      "id": "en-hoo_boy-en-intj-tLmHO3WQ",
      "links": [
        [
          "relief",
          "relief#English"
        ],
        [
          "dread",
          "dread#English"
        ]
      ],
      "synonyms": [
        {
          "word": "hoo doggy"
        },
        {
          "word": "whew"
        },
        {
          "word": "hoo-boy"
        },
        {
          "word": "hoo, boy"
        }
      ]
    }
  ],
  "word": "hoo boy"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "hoo boy",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2009, Richard Scrimger, The Boy from Earth, page 146",
          "text": "It sounds a lot like a ... well, like a fart, but—hoo boy—I would not like to be standing behind whoever it was that let it out.",
          "type": "quotation"
        },
        {
          "ref": "2015, Chris Loblaw, The Patchwork Boy, page 138",
          "text": "Mallory exhaled noisily. “Hoo boy, I was hoping to leave that one alone for a while. Like, years and years.\"",
          "type": "quotation"
        },
        {
          "ref": "2015, Huntley Fitzpatrick, The Boy Most Likely To, page 274",
          "text": "“Hoo boy,” Duff says under his breath. “Jase got burned deep on that pass.”",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Used to express strong emotion, especially relief or mock dread."
      ],
      "links": [
        [
          "relief",
          "relief#English"
        ],
        [
          "dread",
          "dread#English"
        ]
      ],
      "synonyms": [
        {
          "word": "hoo doggy"
        },
        {
          "word": "whew"
        }
      ]
    }
  ],
  "synonyms": [
    {
      "word": "hoo-boy"
    },
    {
      "word": "hoo, boy"
    }
  ],
  "word": "hoo boy"
}