Lashes grow on it (6)
I believe the answer is:
eyelid
(Other definitions for eyelid that I've seen before include "The blinking thing!" , "Natural optic cover" , "Ocular shutter" , "Facial shutter" , "Cover for viewer" .)
I believe the answer is:
eyelid
(Other definitions for eyelid that I've seen before include "The blinking thing!" , "Natural optic cover" , "Ocular shutter" , "Facial shutter" , "Cover for viewer" .)