"hej" meaning in Polish

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl"
      },
      "expansion": "Onomatopoeic",
      "name": "onom"
    },
    {
      "args": {
        "1": "sk",
        "2": "hej"
      },
      "expansion": "Slovak hej",
      "name": "cog"
    }
  ],
  "etymology_text": "Onomatopoeic. Compare Slovak hej.",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "interjection"
      },
      "expansion": "hej",
      "name": "head"
    }
  ],
  "hyphenation": [
    "hej"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "42 52 6",
          "kind": "topical",
          "langcode": "pl",
          "name": "Greetings",
          "orig": "pl:Greetings",
          "parents": [
            "Social acts",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "hey (call for attention)"
      ],
      "id": "en-hej-pl-intj-ijHHPmpO",
      "links": [
        [
          "hey",
          "hey"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "42 52 6",
          "kind": "topical",
          "langcode": "pl",
          "name": "Greetings",
          "orig": "pl:Greetings",
          "parents": [
            "Social acts",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "hi, hey (greeting)"
      ],
      "id": "en-hej-pl-intj-hvkz1bis",
      "links": [
        [
          "hi",
          "hi"
        ],
        [
          "hey",
          "hey"
        ]
      ],
      "raw_glosses": [
        "(colloquial) hi, hey (greeting)"
      ],
      "tags": [
        "colloquial"
      ]
    },
    {
      "categories": [
        {
          "_dis": "16 9 75",
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "24 11 65",
          "kind": "other",
          "name": "Polish onomatopoeias",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "yeah, yep"
      ],
      "id": "en-hej-pl-intj-fclEA9HU",
      "links": [
        [
          "yeah",
          "yeah"
        ],
        [
          "yep",
          "yep"
        ]
      ],
      "raw_glosses": [
        "(dialectal) yeah, yep"
      ],
      "synonyms": [
        {
          "word": "ano"
        },
        {
          "word": "tak"
        },
        {
          "word": "jo"
        }
      ],
      "tags": [
        "dialectal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/xɛj/"
    },
    {
      "rhymes": "-ɛj"
    }
  ],
  "word": "hej"
}

{
  "categories": [
    "Polish 1-syllable words",
    "Polish entries with incorrect language header",
    "Polish interjections",
    "Polish lemmas",
    "Polish onomatopoeias",
    "Polish terms with IPA pronunciation",
    "Polish terms with audio links",
    "Rhymes:Polish/ɛj",
    "Rhymes:Polish/ɛj/1 syllable",
    "pl:Greetings",
    "sv:Greetings"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "pl"
      },
      "expansion": "Onomatopoeic",
      "name": "onom"
    },
    {
      "args": {
        "1": "sk",
        "2": "hej"
      },
      "expansion": "Slovak hej",
      "name": "cog"
    }
  ],
  "etymology_text": "Onomatopoeic. Compare Slovak hej.",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "interjection"
      },
      "expansion": "hej",
      "name": "head"
    }
  ],
  "hyphenation": [
    "hej"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "intj",
  "senses": [
    {
      "glosses": [
        "hey (call for attention)"
      ],
      "links": [
        [
          "hey",
          "hey"
        ]
      ]
    },
    {
      "categories": [
        "Polish colloquialisms"
      ],
      "glosses": [
        "hi, hey (greeting)"
      ],
      "links": [
        [
          "hi",
          "hi"
        ],
        [
          "hey",
          "hey"
        ]
      ],
      "raw_glosses": [
        "(colloquial) hi, hey (greeting)"
      ],
      "tags": [
        "colloquial"
      ]
    },
    {
      "categories": [
        "Polish dialectal terms"
      ],
      "glosses": [
        "yeah, yep"
      ],
      "links": [
        [
          "yeah",
          "yeah"
        ],
        [
          "yep",
          "yep"
        ]
      ],
      "raw_glosses": [
        "(dialectal) yeah, yep"
      ],
      "synonyms": [
        {
          "word": "ano"
        },
        {
          "word": "tak"
        },
        {
          "word": "jo"
        }
      ],
      "tags": [
        "dialectal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/xɛj/"
    },
    {
      "rhymes": "-ɛj"
    }
  ],
  "word": "hej"
}