Stuff of little substance
I believe the answer is:
fluff
(Other definitions for fluff that I've seen before include "Make a mistake" , "Deliver badly" , "Mistake; soft fibres" , "The fuzz" , "Soft downy substance - bungle it" .)
I believe the answer is:
fluff
(Other definitions for fluff that I've seen before include "Make a mistake" , "Deliver badly" , "Mistake; soft fibres" , "The fuzz" , "Soft downy substance - bungle it" .)