Wake-up Call (Noun)
Meaning 1
A warning to take action concerning something that was overlooked or neglected; "the bombing was a wake-up call to strengthen domestic security".
Classification
Nouns denoting communicative processes and contents.
Meaning 2
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.".
Classification
Nouns denoting communicative processes and contents.