What does idle mean? Discord statuses explained

Discord, the current king of non-professional chat room apps, has seen an explosion of users over the past two years. When the social distancing mandates were at a peak, millions of people flocked to Discord to keep their D&D campaign running or practice the new language they were learning on lockdown. But despite the ease of setting up and using Discord, some aspects, like those little colored circles next to your name, can be confusing for new users.