"buenos días" meaning in Spanish

{
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "interjection",
        "head": "buenos días"
      },
      "expansion": "buenos días",
      "name": "head"
    }
  ],
  "hyphenation": [
    "bue‧nos"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish phrasebook",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "es",
          "name": "Greetings",
          "orig": "es:Greetings",
          "parents": [
            "Social acts",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "dar los buenos días"
        }
      ],
      "glosses": [
        "good morning"
      ],
      "id": "en-buenos_días-es-intj-zfcd6n13",
      "links": [
        [
          "good morning",
          "good morning"
        ]
      ],
      "synonyms": [
        {
          "word": "buen día"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˌbwenos ˈdias/"
    },
    {
      "ipa": "[ˌbwe.noz ˈð̞i.as]"
    }
  ],
  "word": "buenos días"
}

{
  "derived": [
    {
      "word": "dar los buenos días"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "interjection",
        "head": "buenos días"
      },
      "expansion": "buenos días",
      "name": "head"
    }
  ],
  "hyphenation": [
    "bue‧nos"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Spanish entries with incorrect language header",
        "Spanish interjections",
        "Spanish lemmas",
        "Spanish multiword terms",
        "Spanish phrasebook",
        "Spanish terms with IPA pronunciation",
        "Spanish terms with audio links",
        "es:Greetings"
      ],
      "glosses": [
        "good morning"
      ],
      "links": [
        [
          "good morning",
          "good morning"
        ]
      ],
      "synonyms": [
        {
          "word": "buen día"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˌbwenos ˈdias/"
    },
    {
      "ipa": "[ˌbwe.noz ˈð̞i.as]"
    }
  ],
  "word": "buenos días"
}