have eyes in the back of your head
idiomPart ofback
have eyes in the back of your head — idiom
1. To be aware of everything happening around you, even things you cannot see.
1.idiom
Definition
To be aware of everything happening around you, even things you cannot see.
Example
My teacher must have eyes in the back of her head; she saw me pass a note.
You need eyes in the back of your head to watch these kids.