Large oval nuts with fibrous husks (8)
I believe the answer is:
coconuts
'large oval nuts with fibrous husks' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for coconuts that I've seen before include "No stucco, strangely, on these fruits" , "Large oval nuts with fibous husks" , "Large oval nuts with fibrous husks" , "No Cos cut up to get these large husks with white meat and milk" , "No stucco on these hard fruits" .)