Bird claw (5)
I believe the answer is:
talon
'bird 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 "One may be grabbing" , "Bird's claw" , "Eagle claw" , "E.g. hawk's claw" , "One hooked on bird" .)