"unstaggered" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "staggered"
      },
      "expansion": "un- + staggered",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + staggered.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "unstaggered (not comparable)",
      "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 prefixed with un-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Not staggered."
      ],
      "id": "en-unstaggered-en-adv-Sy0O~ncv",
      "links": [
        [
          "staggered",
          "staggered"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-æɡə(ɹ)d"
    }
  ],
  "word": "unstaggered"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "staggered"
      },
      "expansion": "un- + staggered",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + staggered.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "unstaggered (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with un-",
        "English uncomparable adverbs",
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:English/æɡə(ɹ)d",
        "Rhymes:English/æɡə(ɹ)d/3 syllables"
      ],
      "glosses": [
        "Not staggered."
      ],
      "links": [
        [
          "staggered",
          "staggered"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-æɡə(ɹ)d"
    }
  ],
  "word": "unstaggered"
}