hang something out

Từ điển Oxford Advanced Learner 8th

ˌhang sthˈout derived
(especially BrE)to attach things that you have washed to a piece of thin rope or wire, etc. outside so that they can dry; to attach sth such as a flag outside a window or in the street
•Have you hung the washing out?
•They hung out banners that said‘Stop the war!’
Main entry: ↑hang_derived