"huhuu" meaning in Finnish

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "huhu"
      },
      "expansion": "huhu",
      "name": "m"
    },
    {
      "args": {
        "1": "fi",
        "2": "huhuilla"
      },
      "expansion": "huhuilla",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "yoo-hoo"
      },
      "expansion": "English yoo-hoo",
      "name": "ncog"
    }
  ],
  "etymology_text": "Probably akin to huhu; compare huhuilla. Compare also English yoo-hoo.",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "interjections",
        "head": ""
      },
      "expansion": "huhuu",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "huhuu",
      "name": "fi-int"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "81 19",
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "yoo-hoo"
      ],
      "id": "en-huhuu-fi-intj-ojlzTyBr",
      "links": [
        [
          "yoo-hoo",
          "yoo-hoo"
        ]
      ]
    },
    {
      "glosses": [
        "hello (call for response if it is not clear if anyone is present or listening)"
      ],
      "id": "en-huhuu-fi-intj-IYfT6sqd",
      "links": [
        [
          "hello",
          "hello"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈhuhuː/"
    },
    {
      "ipa": "[ˈhuhuː]"
    },
    {
      "rhymes": "-uhuː"
    }
  ],
  "word": "huhuu"
}

{
  "categories": [
    "Finnish 2-syllable words",
    "Finnish entries with incorrect language header",
    "Finnish interjections",
    "Finnish lemmas",
    "Finnish terms with IPA pronunciation",
    "Rhymes:Finnish/uhuː",
    "Rhymes:Finnish/uhuː/2 syllables"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "huhu"
      },
      "expansion": "huhu",
      "name": "m"
    },
    {
      "args": {
        "1": "fi",
        "2": "huhuilla"
      },
      "expansion": "huhuilla",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "yoo-hoo"
      },
      "expansion": "English yoo-hoo",
      "name": "ncog"
    }
  ],
  "etymology_text": "Probably akin to huhu; compare huhuilla. Compare also English yoo-hoo.",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "interjections",
        "head": ""
      },
      "expansion": "huhuu",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "huhuu",
      "name": "fi-int"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "intj",
  "senses": [
    {
      "glosses": [
        "yoo-hoo"
      ],
      "links": [
        [
          "yoo-hoo",
          "yoo-hoo"
        ]
      ]
    },
    {
      "glosses": [
        "hello (call for response if it is not clear if anyone is present or listening)"
      ],
      "links": [
        [
          "hello",
          "hello"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈhuhuː/"
    },
    {
      "ipa": "[ˈhuhuː]"
    },
    {
      "rhymes": "-uhuː"
    }
  ],
  "word": "huhuu"
}