So would all 3 of George Lucas's unedited Star Wars films count as lost media or not? I know that the unedited versions haven't been released to the public ever since they discontinued the VHS tspes and there has been no online leaks if the original versions yet.
No, they're not lost media. Just not readily available. For what it's worth, they were also released on DVD (once) but I'm certain those editions are expensive to buy now. There's various reproduction projects of the original films for hardcore fans to track down online as well.