When you are down extraordinarily atrocious, far beyond the bounds of being "down bad". So far beyond saving, that it warrants the usage of "down yoosh". This term should not be used lightly, and only in the most severe of conditions.
"Dude, this girl was so hot. She told me to sub to her Onlyfans in class today and I subbed for 1 year dude she is so bad."
someone who is awesome and has a penchant for brussels sprouts. yoonhe's are always nice people. fun to be around and you would always want one as your friend. probably amazing at guitar hero. a yoonhe is someone who will always be happy as everyone will love her.