Osprey's claw (5)
I believe the answer is:
talon
'osprey's claw' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for talon that I've seen before include "Hooker" , "Bird's claw" , "hunting hook" , "Tonal (anag.)" , "one that grips" .)