wolf whistle

Từ điển Oxford Advanced Learner 8th

ˈwolf whistle [wolf whistle wolf whistles] BrE NAmE noun
a whistle with a short rising note and a long falling note, used by sb, usually a man, to show that they find sb else attractive, especially sb passing in the street
•She was fed up with the builders' wolf whistles each morning.
Derived Word: ↑wolf-whistle