"fucking A" meaning in English

{
  "etymology_text": "Possibly an ironically shortened form of fucking affirmative from US military.",
  "head_templates": [
    {
      "args": {
        "head": "fucking A"
      },
      "expansion": "fucking A",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "A: \"We won!\""
        },
        {
          "text": "B: \"Fucking A!\""
        },
        {
          "ref": "1997, George Carlin, Brain Droppings, New York: Hyperion Books, →LCCN, →OCLC, →OL, page 237",
          "text": "Here is an anecdote from the writer Patricia Highsmith: \"Not so long ago I said to a friend of mine: 'If I saw a kitten and a little human baby sitting on the curb starving, I would feed the kitten first if nobody was looking.' My friend said: 'I would feed the kitten first if somebody was looking.'\" I would too, Patricia.\nSome people seem shocked and say, \"You care more about animals than you do about humans!\" Fuckin'-A well told!",
          "type": "quotation"
        }
      ],
      "glosses": [
        "An expression of triumph or joy, usually in response to unexpected good news."
      ],
      "id": "en-fucking_A-en-intj-2~XZ1nd4",
      "links": [
        [
          "triumph",
          "triumph"
        ],
        [
          "joy",
          "joy"
        ]
      ],
      "raw_glosses": [
        "(US, slang, vulgar) An expression of triumph or joy, usually in response to unexpected good news."
      ],
      "synonyms": [
        {
          "word": "fuckin' A"
        },
        {
          "word": "fuckin'-A"
        },
        {
          "word": "fuck an A"
        }
      ],
      "tags": [
        "US",
        "slang",
        "vulgar"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈfʌ.kɪnˌeɪ/",
      "tags": [
        "US"
      ]
    },
    {
      "audio": "En-au-fucking A.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/ea/En-au-fucking_A.ogg/En-au-fucking_A.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/ea/En-au-fucking_A.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "fucking A"
}

{
  "etymology_text": "Possibly an ironically shortened form of fucking affirmative from US military.",
  "head_templates": [
    {
      "args": {
        "head": "fucking A"
      },
      "expansion": "fucking A",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "American English",
        "English entries with incorrect language header",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English slang",
        "English terms with IPA pronunciation",
        "English terms with audio links",
        "English terms with quotations",
        "English vulgarities"
      ],
      "examples": [
        {
          "text": "A: \"We won!\""
        },
        {
          "text": "B: \"Fucking A!\""
        },
        {
          "ref": "1997, George Carlin, Brain Droppings, New York: Hyperion Books, →LCCN, →OCLC, →OL, page 237",
          "text": "Here is an anecdote from the writer Patricia Highsmith: \"Not so long ago I said to a friend of mine: 'If I saw a kitten and a little human baby sitting on the curb starving, I would feed the kitten first if nobody was looking.' My friend said: 'I would feed the kitten first if somebody was looking.'\" I would too, Patricia.\nSome people seem shocked and say, \"You care more about animals than you do about humans!\" Fuckin'-A well told!",
          "type": "quotation"
        }
      ],
      "glosses": [
        "An expression of triumph or joy, usually in response to unexpected good news."
      ],
      "links": [
        [
          "triumph",
          "triumph"
        ],
        [
          "joy",
          "joy"
        ]
      ],
      "raw_glosses": [
        "(US, slang, vulgar) An expression of triumph or joy, usually in response to unexpected good news."
      ],
      "tags": [
        "US",
        "slang",
        "vulgar"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈfʌ.kɪnˌeɪ/",
      "tags": [
        "US"
      ]
    },
    {
      "audio": "En-au-fucking A.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/ea/En-au-fucking_A.ogg/En-au-fucking_A.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/ea/En-au-fucking_A.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "synonyms": [
    {
      "word": "fuckin' A"
    },
    {
      "word": "fuckin'-A"
    },
    {
      "word": "fuck an A"
    }
  ],
  "word": "fucking A"
}