"heelies" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "heel",
        "3": "wheelie"
      },
      "expansion": "Blend of heel + wheelie",
      "name": "blend"
    }
  ],
  "etymology_text": "Blend of heel + wheelie. Heelys, the original, are a branded version.",
  "head_templates": [
    {
      "args": {
        "1": "p"
      },
      "expansion": "heelies pl (plural only)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English blends",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English genericized trademarks",
          "parents": [
            "Genericized trademarks",
            "Terms by etymology",
            "Trademarks",
            "Terms by usage"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English pluralia tantum",
          "parents": [
            "Pluralia tantum",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Trainers with one or more wheels fitted to the heel, allowing the wearer to walk normally then skate by shifting the weight to the rear."
      ],
      "id": "en-heelies-en-noun-uNwwtVsK",
      "links": [
        [
          "Trainers",
          "trainers"
        ],
        [
          "wheel",
          "wheel"
        ],
        [
          "heel",
          "heel"
        ],
        [
          "skate",
          "skate"
        ]
      ],
      "tags": [
        "plural",
        "plural-only"
      ]
    }
  ],
  "word": "heelies"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "heel",
        "3": "wheelie"
      },
      "expansion": "Blend of heel + wheelie",
      "name": "blend"
    }
  ],
  "etymology_text": "Blend of heel + wheelie. Heelys, the original, are a branded version.",
  "head_templates": [
    {
      "args": {
        "1": "p"
      },
      "expansion": "heelies pl (plural only)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English blends",
        "English entries with incorrect language header",
        "English genericized trademarks",
        "English lemmas",
        "English nouns",
        "English pluralia tantum",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "Trainers with one or more wheels fitted to the heel, allowing the wearer to walk normally then skate by shifting the weight to the rear."
      ],
      "links": [
        [
          "Trainers",
          "trainers"
        ],
        [
          "wheel",
          "wheel"
        ],
        [
          "heel",
          "heel"
        ],
        [
          "skate",
          "skate"
        ]
      ],
      "tags": [
        "plural",
        "plural-only"
      ]
    }
  ],
  "word": "heelies"
}