This is the 12534th most frequent Russian word.
кольцуемся
"Кольцуемся" means "we are exchanging rings" or "we are getting engaged/married."
In this sentence, "кольцуемся" metaphorically means gathering or meeting in a circular group, implying a group activity.
Сегодня вечером мы кольцуемся в парке.
Tonight, we are meeting in the park.
Here, "кольцуемся" refers to coming together in a cooperative setting for discussion.
Кольцуемся для обсуждения важного вопроса.
We are gathering to discuss an important matter.
In this instance, "кольцуемся" literally means forming a circle or arranging around something as part of an event or activity.