wind sleeve

Found in Anh - Anh (Wordnet)

Definition Noun : A wind sleeve is a conical fabric tube, open at both ends, that is attached to a pole or mast. It is designed to catch the wind and indicate both the wind's direction and, by its degree of inflation, provide a general sense of the wind's speed. Usage A wind sleeve is primarily used as a visual wind indicator at locations like small airfields, helipads, marinas, or on highways....