"tsau" meaning in Finnish

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "tsaukki"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "it",
        "3": "ciao"
      },
      "expansion": "Italian ciao",
      "name": "bor"
    }
  ],
  "etymology_text": "From Italian ciao.",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "interjections",
        "head": ""
      },
      "expansion": "tsau",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "tsau",
      "name": "fi-int"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "intj",
  "senses": [
    {
      "glosses": [
        "hi"
      ],
      "id": "en-tsau-fi-intj-j0NDRmSP",
      "links": [
        [
          "hi",
          "hi"
        ]
      ],
      "tags": [
        "colloquial"
      ]
    },
    {
      "categories": [
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "bye"
      ],
      "id": "en-tsau-fi-intj-tJ9CWn4f",
      "links": [
        [
          "bye",
          "bye"
        ]
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈtsɑu̯/"
    },
    {
      "ipa": "[ˈts̠ɑ̝u̯]"
    },
    {
      "rhymes": "-ɑu"
    }
  ],
  "word": "tsau"
}

{
  "categories": [
    "Finnish 1-syllable words",
    "Finnish colloquialisms",
    "Finnish entries with incorrect language header",
    "Finnish interjections",
    "Finnish lemmas",
    "Finnish terms borrowed from Italian",
    "Finnish terms derived from Italian",
    "Finnish terms with IPA pronunciation",
    "Rhymes:Finnish/ɑu",
    "Rhymes:Finnish/ɑu/1 syllable"
  ],
  "derived": [
    {
      "word": "tsaukki"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "it",
        "3": "ciao"
      },
      "expansion": "Italian ciao",
      "name": "bor"
    }
  ],
  "etymology_text": "From Italian ciao.",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "interjections",
        "head": ""
      },
      "expansion": "tsau",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "tsau",
      "name": "fi-int"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "intj",
  "senses": [
    {
      "glosses": [
        "hi"
      ],
      "links": [
        [
          "hi",
          "hi"
        ]
      ],
      "tags": [
        "colloquial"
      ]
    },
    {
      "glosses": [
        "bye"
      ],
      "links": [
        [
          "bye",
          "bye"
        ]
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈtsɑu̯/"
    },
    {
      "ipa": "[ˈts̠ɑ̝u̯]"
    },
    {
      "rhymes": "-ɑu"
    }
  ],
  "word": "tsau"
}