"blader" meaning in English

{
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        "1": "en",
        "2": ":af",
        "3": "blade",
        "4": "-er<id:agent noun>",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *bʰleh₃-der.\nProto-Germanic *bladą\nProto-West Germanic *blad\nOld English blæd\nMiddle English bladder.\nMiddle English blade\nEnglish blade\nProto-Indo-European *-yósder.\nProto-Italic *-āzios\nLatin -āriusnom.\nLatin -āriusbor.\nProto-Germanic *-ārijaz\nProto-West Germanic *-ārī\nOld English -ere\nMiddle English -ere\nEnglish -er\nEnglish blader",
      "name": "etymon"
    },
    {
      "args": {
        "1": "en",
        "2": "blade",
        "3": "-er",
        "id2": "agent noun"
      },
      "expansion": "blade + -er",
      "name": "affix"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *bʰleh₃-der.\nProto-Germanic *bladą\nProto-West Germanic *blad\nOld English blæd\nMiddle English bladder.\nMiddle English blade\nEnglish blade\nProto-Indo-European *-yósder.\nProto-Italic *-āzios\nLatin -āriusnom.\nLatin -āriusbor.\nProto-Germanic *-ārijaz\nProto-West Germanic *-ārī\nOld English -ere\nMiddle English -ere\nEnglish -er\nEnglish blader\nFrom blade + -er.",
  "forms": [
    {
      "form": "bladers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "blader (plural bladers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
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          "bold_text_offsets": [
            [
              34,
              41
            ]
          ],
          "ref": "2012, Martin Smith, In-Line Skating, page 10:",
          "text": "Safety equipment is important for bladers. The amount of padding you wear should always reflect the worst-case scenario for the type of skating that you are doing.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A rollerblader."
      ],
      "id": "en-blader-en-noun-PB5KbCxB",
      "links": [
        [
          "rollerblader",
          "rollerblader"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-eɪdə(ɹ)"
    }
  ],
  "word": "blader"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "blade",
        "4": "-er<id:agent noun>",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *bʰleh₃-der.\nProto-Germanic *bladą\nProto-West Germanic *blad\nOld English blæd\nMiddle English bladder.\nMiddle English blade\nEnglish blade\nProto-Indo-European *-yósder.\nProto-Italic *-āzios\nLatin -āriusnom.\nLatin -āriusbor.\nProto-Germanic *-ārijaz\nProto-West Germanic *-ārī\nOld English -ere\nMiddle English -ere\nEnglish -er\nEnglish blader",
      "name": "etymon"
    },
    {
      "args": {
        "1": "en",
        "2": "blade",
        "3": "-er",
        "id2": "agent noun"
      },
      "expansion": "blade + -er",
      "name": "affix"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *bʰleh₃-der.\nProto-Germanic *bladą\nProto-West Germanic *blad\nOld English blæd\nMiddle English bladder.\nMiddle English blade\nEnglish blade\nProto-Indo-European *-yósder.\nProto-Italic *-āzios\nLatin -āriusnom.\nLatin -āriusbor.\nProto-Germanic *-ārijaz\nProto-West Germanic *-ārī\nOld English -ere\nMiddle English -ere\nEnglish -er\nEnglish blader\nFrom blade + -er.",
  "forms": [
    {
      "form": "bladers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
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      "expansion": "blader (plural bladers)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English countable nouns",
        "English entries with etymology trees",
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        "English nouns",
        "English terms derived from the Proto-Indo-European root *bʰleh₃-",
        "English terms suffixed with -er (agent noun)",
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        "Pages with 5 entries",
        "Pages with entries",
        "Pages with etymology trees",
        "Quotation templates to be cleaned",
        "Rhymes:English/eɪdə(ɹ)",
        "Rhymes:English/eɪdə(ɹ)/2 syllables"
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              34,
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          "ref": "2012, Martin Smith, In-Line Skating, page 10:",
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          "type": "quotation"
        }
      ],
      "glosses": [
        "A rollerblader."
      ],
      "links": [
        [
          "rollerblader",
          "rollerblader"
        ]
      ]
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  ],
  "sounds": [
    {
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    }
  ],
  "word": "blader"
}