I'm glad you started this thread and also glad they could see the need to make it a stickie
Even though I'm rapidly approaching 40 years of toking, I am embarrassed to say that I don't really know what a Kush *is*, other than a region near the Himalaya.
Neither do the kids yammering about this Kush or that Kush - it's now a word in this paradigm that means something akin to "Mommy! I think I'm really stoned!"