"double-plus-good" meaning in English

{
  "antonyms": [
    {
      "word": "ungood"
    },
    {
      "word": "double-plus-ungood"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Q3335",
        "in": "1949"
      },
      "expansion": "Coined by British writer and journalist George Orwell in 1949",
      "name": "coin"
    }
  ],
  "etymology_text": "Coined by British writer and journalist George Orwell in 1949 as part of the Newspeak in his novel Nineteen Eighty-Four.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "double-plus-good (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1992, Norman Spiney, “Info about SKREW?”, in alt.music.alternative (Usenet):",
          "text": "For someone like myself who loves the MINISTRY album Mind... this new album is double plus good!",
          "type": "quote"
        },
        {
          "ref": "1999 March 12, \"BAM\", “Re:Use of the \"J\" word (RANT!)”, in alt.toys.gi-joe (Usenet):",
          "text": "I think our glorious government's rewriting of language is double plus good, brother.",
          "type": "quote"
        },
        {
          "ref": "1999, Alan A. Grometstein, “Bells Thunderbolt 1964”, in The Roots of Things: Topics in Quantum Mechanics, →ISBN, page 511:",
          "text": "We can only agree with Mermin's anonymous physicist, but must add that they are double-plus-good rocks, full of promise.",
          "type": "quote"
        },
        {
          "ref": "2005, Rand Clifford, Timing, →ISBN, page 384:",
          "text": "Nudging the nearly-closed bedroom door secret-agent style, I saw on the bed the double-plus-good definition of inviting.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Excellent; very good."
      ],
      "id": "en-double-plus-good-en-adj-lmMigkIH",
      "links": [
        [
          "Excellent",
          "excellent#English"
        ],
        [
          "very",
          "very"
        ],
        [
          "good",
          "good"
        ]
      ],
      "synonyms": [
        {
          "word": "doubleplusgood"
        },
        {
          "word": "double-plus good"
        },
        {
          "word": "double plus good"
        },
        {
          "tags": [
            "Internet"
          ],
          "word": "++good"
        }
      ],
      "tags": [
        "not-comparable"
      ],
      "wikipedia": [
        "Nineteen Eighty-Four"
      ]
    }
  ],
  "word": "double-plus-good"
}

{
  "antonyms": [
    {
      "word": "ungood"
    },
    {
      "word": "double-plus-ungood"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Q3335",
        "in": "1949"
      },
      "expansion": "Coined by British writer and journalist George Orwell in 1949",
      "name": "coin"
    }
  ],
  "etymology_text": "Coined by British writer and journalist George Orwell in 1949 as part of the Newspeak in his novel Nineteen Eighty-Four.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "double-plus-good (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English coinages",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms coined by George Orwell",
        "English terms derived from Nineteen Eighty-Four",
        "English terms with quotations",
        "English uncomparable adjectives",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1992, Norman Spiney, “Info about SKREW?”, in alt.music.alternative (Usenet):",
          "text": "For someone like myself who loves the MINISTRY album Mind... this new album is double plus good!",
          "type": "quote"
        },
        {
          "ref": "1999 March 12, \"BAM\", “Re:Use of the \"J\" word (RANT!)”, in alt.toys.gi-joe (Usenet):",
          "text": "I think our glorious government's rewriting of language is double plus good, brother.",
          "type": "quote"
        },
        {
          "ref": "1999, Alan A. Grometstein, “Bells Thunderbolt 1964”, in The Roots of Things: Topics in Quantum Mechanics, →ISBN, page 511:",
          "text": "We can only agree with Mermin's anonymous physicist, but must add that they are double-plus-good rocks, full of promise.",
          "type": "quote"
        },
        {
          "ref": "2005, Rand Clifford, Timing, →ISBN, page 384:",
          "text": "Nudging the nearly-closed bedroom door secret-agent style, I saw on the bed the double-plus-good definition of inviting.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Excellent; very good."
      ],
      "links": [
        [
          "Excellent",
          "excellent#English"
        ],
        [
          "very",
          "very"
        ],
        [
          "good",
          "good"
        ]
      ],
      "tags": [
        "not-comparable"
      ],
      "wikipedia": [
        "Nineteen Eighty-Four"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "doubleplusgood"
    },
    {
      "word": "double-plus good"
    },
    {
      "word": "double plus good"
    },
    {
      "tags": [
        "Internet"
      ],
      "word": "++good"
    }
  ],
  "word": "double-plus-good"
}