This is the 8010th most frequent Russian word.
котки
"Котки" is not a standard Russian word; it might be a misspelling or regional term. Could you clarify?
In this sentence, 'котки' refers to a colloquial term for skating rinks or ice rinks used in some Russian dialects.
На заброшенных котках уже давно не катаются.
Nobody rides on the abandoned skating rinks anymore.
Here, 'котки' might be a regional colloquialism for gymnastic bars or play equipment.
Мой двоюродный брат научился кувыркаться на котках.
My cousin learned how to do somersaults on the horizontal bars.
In this usage, 'котки' stands for small wheels or rollers in a mechanical or gymnastic context.