You get the first one (of whatever it is that is under discussion), then you get another First one interruption, then another, and another, and then yet another. Often it can be used as an expression of the exasperation to see something for the.
He is normally fired up and fluent, but this time he was flat and unable to find anything fresh to say about yet another defeat. Do we have to pay for yet another.
said he, quickly finding the page and making a scratch from one paragraph to another with his hard It is yet another major disincentive to war—and we are only six items into our list! 2 In any event, I won't wait so long before I take another.