Wake-up call? (5)
I believe the answer is:
alarm
(Other definitions for alarm that I've seen before include "Wake-up call?" , "Panicky arousal" , "Daunt" , "Arouse to a sense of danger" , "Flap" .)
I believe the answer is:
alarm
(Other definitions for alarm that I've seen before include "Wake-up call?" , "Panicky arousal" , "Daunt" , "Arouse to a sense of danger" , "Flap" .)