jesters in space

what does the word "is" mean without using that word or any of the "be" ideas in the definition

what is the word "is" mean without using that word or any of the "be" related words in the definition like a what is being what is being awake Reality might be interesting with out thinking it needed to be defined to suit every being that exists yet if it exists is it real i think we need to talk to a real estate agent