The action of running an engine while it is not in gear or not being used.
मंडल करना
English Usage: He was idling the car while waiting for his friend.
Hindi Usage: वह अपने दोस्त का इंतज़ार करते हुए कार मंडल कर रहा था।
mandal karna, mandal karanaa, mandal karne, mandal karne ka, mandal karana, mandal karna hai, mandal karnā