skidpan

plural skidpans

1. A skidpad.

   As the downpour turned the steep inland roads into a skidpan, countless riders came to grief

   2020 August 29, Jeremy Whittle, “Alexander Kristoff takes Tour de France yellow jersey after day of crashe”, in The Guardian

2. A shoe or clog, as of iron, attached to a chain, and placed under the wheel of a wagon to prevent its turning when descending a steep hill.

   Synonyms: drag, skid