"breakingly" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "breaking",
        "3": "ly"
      },
      "expansion": "breaking + -ly",
      "name": "suffix"
    }
  ],
  "etymology_text": "breaking + -ly",
  "forms": [
    {
      "form": "more breakingly",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most breakingly",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "breakingly (comparative more breakingly, superlative most breakingly)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ly",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "back-breakingly hard work"
        },
        {
          "text": "a heart-breakingly sad song"
        },
        {
          "text": "a record-breakingly young Prime Minister"
        }
      ],
      "glosses": [
        "In a manner that breaks."
      ],
      "id": "en-breakingly-en-adv-~BImgGYf",
      "links": [
        [
          "break",
          "break"
        ]
      ],
      "raw_glosses": [
        "(in combination) In a manner that breaks."
      ],
      "tags": [
        "in-compounds"
      ]
    }
  ],
  "word": "breakingly"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "breaking",
        "3": "ly"
      },
      "expansion": "breaking + -ly",
      "name": "suffix"
    }
  ],
  "etymology_text": "breaking + -ly",
  "forms": [
    {
      "form": "more breakingly",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most breakingly",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "breakingly (comparative more breakingly, superlative most breakingly)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms suffixed with -ly"
      ],
      "examples": [
        {
          "text": "back-breakingly hard work"
        },
        {
          "text": "a heart-breakingly sad song"
        },
        {
          "text": "a record-breakingly young Prime Minister"
        }
      ],
      "glosses": [
        "In a manner that breaks."
      ],
      "links": [
        [
          "break",
          "break"
        ]
      ],
      "raw_glosses": [
        "(in combination) In a manner that breaks."
      ],
      "tags": [
        "in-compounds"
      ]
    }
  ],
  "word": "breakingly"
}