also shell shocked
1.
If you say that someone is shell-shocked , you mean that they are very shocked, usually because something bad has happened. ( INFORMAL )
We were shell-shocked when Chelsea took the lead.
...shell-shocked investors.
= stunned
ADJ
2.
If someone is shell-shocked , they have a confused or nervous mental condition as a result of a shocking experience such as being in a war or an accident.
...a shell-shocked war veteran.
ADJ