"rollunder" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "roll",
        "3": "under"
      },
      "expansion": "roll + under",
      "name": "compound"
    }
  ],
  "etymology_text": "From roll + under.",
  "forms": [
    {
      "form": "rollunders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rollunder (plural rollunders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Pinball",
          "orig": "en:Pinball",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              89,
              99
            ]
          ],
          "ref": "2003, Jay, “CC Beatniks: Any Fun?”, in rec.games.pinball (Usenet):",
          "text": "Also, I still remember the sound of the bells as I went through the upper left and right rollunders.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A raised target above the pinball table that is activated when the ball rolls underneath it."
      ],
      "id": "en-rollunder-en-noun-d-Q6tGoW",
      "links": [
        [
          "pinball",
          "pinball"
        ],
        [
          "target",
          "target"
        ],
        [
          "activate",
          "activate"
        ],
        [
          "ball",
          "ball"
        ]
      ],
      "qualifier": "pinball",
      "raw_glosses": [
        "(pinball) A raised target above the pinball table that is activated when the ball rolls underneath it."
      ],
      "related": [
        {
          "word": "rollover"
        }
      ]
    }
  ],
  "word": "rollunder"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "roll",
        "3": "under"
      },
      "expansion": "roll + under",
      "name": "compound"
    }
  ],
  "etymology_text": "From roll + under.",
  "forms": [
    {
      "form": "rollunders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rollunder (plural rollunders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "rollover"
    }
  ],
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English phrasal nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Pinball"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              89,
              99
            ]
          ],
          "ref": "2003, Jay, “CC Beatniks: Any Fun?”, in rec.games.pinball (Usenet):",
          "text": "Also, I still remember the sound of the bells as I went through the upper left and right rollunders.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A raised target above the pinball table that is activated when the ball rolls underneath it."
      ],
      "links": [
        [
          "pinball",
          "pinball"
        ],
        [
          "target",
          "target"
        ],
        [
          "activate",
          "activate"
        ],
        [
          "ball",
          "ball"
        ]
      ],
      "qualifier": "pinball",
      "raw_glosses": [
        "(pinball) A raised target above the pinball table that is activated when the ball rolls underneath it."
      ]
    }
  ],
  "word": "rollunder"
}