wake-up call

Từ điển Việt Anh Việt 4in1 - English Vietnamese 4 in 1 Dictionary

ˈwake-up ˌcall BrE AmE noun [countable]
1. an experience or event that shocks you and makes you realize that you must do something to change a situation:
The success of extremist groups in the elections should be a wake-up call to all decent citizens.
2. a telephone call that someone makes to you, especially at a hotel, to wake you up in the morning SYN alarm call

wake-up+callhu

◎	[wake-up call]
〆	saying & slang
	■	(See a wake-up call)