"jou" meaning in Finnish

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "en",
        "3": "yo"
      },
      "expansion": "English yo",
      "name": "bor"
    }
  ],
  "etymology_text": "< English yo",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "intj"
      },
      "expansion": "jou",
      "name": "head"
    },
    {
      "args": {
        "1": "fi",
        "2": "slang"
      },
      "expansion": "(slang)",
      "name": "tlb"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 16 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "yo (greeting)"
      ],
      "id": "en-jou-fi-intj-yfzgfcoY",
      "links": [
        [
          "yo",
          "yo"
        ]
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈjou̯/"
    },
    {
      "ipa": "[ˈjo̞u̯]"
    },
    {
      "rhymes": "-ou"
    }
  ],
  "word": "jou"
}

{
  "categories": [
    "Pages with 16 entries",
    "Pages with entries",
    "West Frisian entries with incorrect language header",
    "West Frisian non-lemma forms",
    "West Frisian verb forms"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "en",
        "3": "yo"
      },
      "expansion": "English yo",
      "name": "bor"
    }
  ],
  "etymology_text": "< English yo",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "intj"
      },
      "expansion": "jou",
      "name": "head"
    },
    {
      "args": {
        "1": "fi",
        "2": "slang"
      },
      "expansion": "(slang)",
      "name": "tlb"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Finnish 1-syllable words",
        "Finnish entries with incorrect language header",
        "Finnish interjections",
        "Finnish lemmas",
        "Finnish slang",
        "Finnish terms borrowed from English",
        "Finnish terms derived from English",
        "Finnish terms with IPA pronunciation",
        "Pages with 16 entries",
        "Pages with entries",
        "Rhymes:Finnish/ou",
        "Rhymes:Finnish/ou/1 syllable"
      ],
      "glosses": [
        "yo (greeting)"
      ],
      "links": [
        [
          "yo",
          "yo"
        ]
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈjou̯/"
    },
    {
      "ipa": "[ˈjo̞u̯]"
    },
    {
      "rhymes": "-ou"
    }
  ],
  "word": "jou"
}