• Noun: a quantity of no importance; examples: "it looked like nothing I had ever seen before", "reduced to nil all the work we had done", "we racked up a pathetic goose egg", "it was all for naught", "I didn't hear zilch about it"
• Noun: a nonexistent thing
• Adv: in no way; to no degree; example: "he looks nothing like his father"
I have everything, yet have nothing; and although I possess nothing, still of nothing am I in want.
Something is worth what somebody will pay for it. Nothing else, nothing more, nothing less.