Leg-of-mutton sleeve (5)
I believe the answer is:
gigot
'leg-of-mutton sleeve' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for gigot that I've seen before include "A bit of mutton" , "Mutton or lamb leg" , "joint of meat" , "Perceive by touch" .)