"csá" meaning in Hungarian

{
  "etymology_text": "Shortened from csaó (“bye, hi”).",
  "head_templates": [
    {
      "args": {
        "1": "hu",
        "2": "interjection"
      },
      "expansion": "csá",
      "name": "head"
    }
  ],
  "hyphenation": [
    "csá"
  ],
  "lang": "Hungarian",
  "lang_code": "hu",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Hungarian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hungarian farewells",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hungarian greetings",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "bye, hi, ciao"
      ],
      "id": "en-csá-hu-intj-IvV2AmBP",
      "links": [
        [
          "bye",
          "bye"
        ],
        [
          "hi",
          "hi"
        ],
        [
          "ciao",
          "ciao"
        ]
      ],
      "raw_glosses": [
        "(informal) bye, hi, ciao"
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈt͡ʃaː]"
    },
    {
      "audio": "Hu-csá.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/c/ce/Hu-cs%C3%A1.ogg/Hu-cs%C3%A1.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/c/ce/Hu-cs%C3%A1.ogg"
    },
    {
      "rhymes": "-t͡ʃaː"
    }
  ],
  "word": "csá"
}

{
  "etymology_text": "Shortened from csaó (“bye, hi”).",
  "head_templates": [
    {
      "args": {
        "1": "hu",
        "2": "interjection"
      },
      "expansion": "csá",
      "name": "head"
    }
  ],
  "hyphenation": [
    "csá"
  ],
  "lang": "Hungarian",
  "lang_code": "hu",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Hungarian entries with incorrect language header",
        "Hungarian farewells",
        "Hungarian greetings",
        "Hungarian informal terms",
        "Hungarian interjections",
        "Hungarian lemmas",
        "Hungarian terms with IPA pronunciation",
        "Hungarian two-letter words",
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:Hungarian/t͡ʃaː",
        "Rhymes:Hungarian/t͡ʃaː/1 syllable"
      ],
      "glosses": [
        "bye, hi, ciao"
      ],
      "links": [
        [
          "bye",
          "bye"
        ],
        [
          "hi",
          "hi"
        ],
        [
          "ciao",
          "ciao"
        ]
      ],
      "raw_glosses": [
        "(informal) bye, hi, ciao"
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈt͡ʃaː]"
    },
    {
      "audio": "Hu-csá.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/c/ce/Hu-cs%C3%A1.ogg/Hu-cs%C3%A1.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/c/ce/Hu-cs%C3%A1.ogg"
    },
    {
      "rhymes": "-t͡ʃaː"
    }
  ],
  "word": "csá"
}