Weather device on a roof (4)
I believe the answer is:
vane
(Other definitions for vane that I've seen before include "It shows wind direction" , "Weather blade" , "Part of a weathercock" , "Turbine blade" , "Windmill sail in 30 across" .)
I believe the answer is:
vane
(Other definitions for vane that I've seen before include "It shows wind direction" , "Weather blade" , "Part of a weathercock" , "Turbine blade" , "Windmill sail in 30 across" .)