noun, noun or participle which takes 'suru', intransitive verb
slip down; slipping down
Boxing term: a knockdown ruled as a slip, not a legitimate knockdown. Used when a boxer goes down because they lost footing or slipped, not from a punch. Wasei-eigo from English 'slip down'.
wasei-eigo (Japanese-coined English), from slip down
レフェリーはあのダウンをスリップダウンと判定した。
The referee ruled that knockdown a slip down.
雨でリングが滑りやすく、スリップダウンが多発した。
The ring was slippery from the rain, and there were many slip downs.