wake-up call   (TTS Sound)

The noun wake-up call has 2 senses

• wake-up call -- (a warning to take action concerning something that was overlooked or neglected; "the bombing was a wake-up call to strengthen domestic security")


• wake-up call -- (a telephone call that you request be made a specific time in order to wake you up at that time (especially in hotels); "she left a wake-up call for 7 a.m.")