"hey hey" meaning in All languages combined

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "hey"
      },
      "expansion": "Reduplication of hey",
      "name": "rdp"
    }
  ],
  "etymology_text": "Reduplication of hey.",
  "head_templates": [
    {
      "args": {},
      "expansion": "hey hey",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English greetings",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English reduplications",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "An informal greeting; an opening salutation."
      ],
      "id": "en-hey_hey-en-intj-kGaKMA7b",
      "links": [
        [
          "greeting",
          "greeting#English"
        ]
      ],
      "raw_glosses": [
        "(colloquial) An informal greeting; an opening salutation."
      ],
      "related": [
        {
          "word": "bye-bye"
        }
      ],
      "synonyms": [
        {
          "word": "hello"
        }
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "word": "hey hey"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "hey"
      },
      "expansion": "Reduplication of hey",
      "name": "rdp"
    }
  ],
  "etymology_text": "Reduplication of hey.",
  "head_templates": [
    {
      "args": {},
      "expansion": "hey hey",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "related": [
    {
      "word": "bye-bye"
    }
  ],
  "senses": [
    {
      "categories": [
        "English colloquialisms",
        "English entries with incorrect language header",
        "English greetings",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English reduplications",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "An informal greeting; an opening salutation."
      ],
      "links": [
        [
          "greeting",
          "greeting#English"
        ]
      ],
      "raw_glosses": [
        "(colloquial) An informal greeting; an opening salutation."
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "hello"
    }
  ],
  "word": "hey hey"
}