Much Like it sounds, "nofollow" tells serps to not Stick to the url. Some engines even now adhere to them simply just to find new internet pages, but these back links don't move website link fairness (the "votes of popularity" we mentioned previously mentioned), so they can be handy https://www.seobyaxy.com/blog/how-much-does-a-website-with-1-million-views-make/