v. phr. , informal To frighten very much. The owl's hooting scared him out of his wits. The child was scared stiff in the dentist's chair. Pete's ghost story scared the daylights out of the smaller boys.
SCARE OUT OF ONE'S WITS
Meaning of SCARE OUT OF ONE'S WITS in English
American idioms English vocabulary. Английский словарь американских идиом. 2012