The single most versatile word in the history of the world. It basically means "done", but it can refer to many diverse situations. "Keeshed" can mean Drunk, Full, High, Tired, Passed Out, Screwed, or any number of other things.
When John and Austin cameback from downtown they were so keeshed that they fought in the hall for 45 minutes before passing out on the futon.
Keishianity is a religion that started on discord. Since, it is rapidly spreading and revolves around discord user ( keisha !!#495 ) as god and members as Keishawty/Keishawties. It has been recognised as a religion and was established in Jan of 2020. It revolves around perfecting your inner self and being a barb.
person 1: Bro i heard about that new religion Keishianity
person 2: only hearing now? ha, i’m already a keishawty.