Hen's perch (5)
I believe the answer is:
roost
'hen's perch' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for roost that I've seen before include "Henhouse" , "Perch on a branch" , "Bird's shelter" , "Birds' resting place" , "Rest on a perch" .)