"happy panda" meaning in English

{
  "forms": [
    {
      "form": "happy pandas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "happy panda (plural happy pandas)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2015, Mark Zolo, Naughty Nomad",
          "text": "Stewing in the lobby, I wasn't a happy panda. I had experienced a bad case of withdrawal and was consumed with sexual desire.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person who is happy and contented."
      ],
      "id": "en-happy_panda-en-noun-fcI6HnxC",
      "links": [
        [
          "contented",
          "contented"
        ]
      ],
      "raw_glosses": [
        "(informal) A person who is happy and contented."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "happy panda"
}

{
  "forms": [
    {
      "form": "happy pandas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "happy panda (plural happy pandas)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2015, Mark Zolo, Naughty Nomad",
          "text": "Stewing in the lobby, I wasn't a happy panda. I had experienced a bad case of withdrawal and was consumed with sexual desire.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person who is happy and contented."
      ],
      "links": [
        [
          "contented",
          "contented"
        ]
      ],
      "raw_glosses": [
        "(informal) A person who is happy and contented."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "happy panda"
}