wind in ‧ stru ‧ ment /ˈwɪnd ˌɪnstrəmənt/ BrE AmE noun [countable]
a musical instrument made of wood or metal that you play by blowing, such as a ↑ flute , or one that air is passed through, such as an ↑ organ ⇨ brass , percussion , stringed instrument ⇨ the winds/the wind section at ↑ wind 1 (10), ⇨ ↑ woodwind