"unique" comes directly from the Latin "unus", one. The modernist, American wishy-washy uses of the word to mean "unusual" are a sad travesty of thinking. One should simply use the word "unusual" if that's what one means to say.
I think these battles are worth fighting. As does Weird Al: https://www.youtube.com/watch?v=RGWiTvYZR_w
That means they do have meaning. I'm sorry if you had trouble understanding the meaning of the words in the post. I think everyone else got it, though.