wake-up call
ˈwake-up ˌcall
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
ˈwake-up ˌcall
noun [countable]1. an experience or event that shocks you and makes you realize that you must do something to change a situation:
2. a telephone call that someone makes to you, especially at a hotel, to wake you up in the morning
SYN alarm call