Fabric fuzz (4)
I believe the answer is:
lint
'fabric fuzz' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for lint that I've seen before include "Soft material for dressing wounds" , "Absorbent material for dressing wounds" , "Fabric for dressings" , "Napped cloth used to dress wounds" , "Wound-dressing fabric" .)